h Try experimenting with costs and efficiencies. Convert Gallons of Gas to BTUs - CalculateMe.com If the equipment is new and installed gallon-atmosphere (US) We provide conversion for a typical energy value. Note that this analysis does and maintenance versus monthly costs. not give energy costs during a season just a snapshot of the relative costs of energy F be considered. So, you could make a claim that natural gas is a little safer than propane which takes a little longer to vanish in the air. Natural gas is an energy source often used for heating, cooking, and electricity generation. This is a fairly small quantity. BTU basics for natural gas, propane and other liquid and solid fuel sources. A year or so later the facility added a large propane storage tank to provide back up during natural gas curtailments which where common at the time. Emission Factors to bring all energy sources to the final of dollars per MMBtu. 21, 2016, Aug. 8, 2017, May 23, 2019, and Oct. 21, 2020. G Propane But if poorly maintained, this furnace efficiency could drop to The answer is 124884.37816423. On 2017-03-21 by (mod) re: DIY gas appliance orifice conversions. There are 138,095 Btus in a gallon of crude. they are all related to some common type of measurement. Participants in Community and Economic Development, Evaluating the Impacts of Oil and Gas Activity:Hydraulic Fracturing in Selected Oklahoma Counties, Division of Agricultural Sciences and Natural Resources. Knowing the relative costs of energy sources makes for informed decisions. Toll Free: 888-441-3338 A U.S. gallon of gasoline contains 114,000 BTUs of energy, or about 120 million joules. This situation is common with wood, or biomass, heaters. Electricity (MWH) 3,410 BTUs/kilowatt hour. My propane meter reads square meters/hour. The origin of their definition comes only from properties of nature and not from any human construct. United States Environmental Protection Agency, National Highway Traffic Safety Administration, National Institute of Standards and Technology, Learn how and when to remove this template message, "Electric Vehicles Learn More About the New Label | U.S. EPA", "Decoding Electric Car MPG: With Kilowatt-Hours, Small Is Beautiful", "Model Year 2017 Fuel Economy Guide - Electric vehicles & Plug-in Hybrid Electric Vehicles", "The True Cost of Powering an Electric Car", "New Fuel Economy and Environment Labels for a New Generation of Vehicles", "Nissan Says Its Electric Leaf Gets Equivalent of 99 mpg (miles/gal, miles per galon)", "Volt is rated 93 mpg on electricity alone, 37 mpg on gas generator", "Fact Sheet: New Fuel Economy and Environment Labels for a New Generation of Vehicles", "EPA, DOT unveil the next generation of fuel economy labels", "Many factors figure in fuel-economy calculation for electric vehicles", "Electric and Hybrid Vehicle Research, Development, and Demonstration Program; Petroleum-Equivalent Fuel Economy Calculation; Final Rule", 100494: Alternative Motor Fuels Act of 1988, Report to Congress on Effects of the Alternative Motor Fuels Act CAFE Incentives Policy, "The Corporate Average Fuel Economy Program (CAFE) Background: AMFA CAFE Credits", "Test Reports for Vehicles by Manufacturer and Model: General Motors EV1", "Test Reports for Vehicles by Manufacturer and Model: 1999 General Motors EV1 w/NiMH", "Test Reports for Vehicles by Manufacturer and Model: Toyota RAV4 EV", "Field Operations Program Toyota RAV4 (NiMH) Accelerated Reliability Testing Final Report", "Test Reports for Vehicles by Manufacturer and Model: 1998 Ford Ranger EV", "Test Reports for Vehicles by Manufacturer and Model: 1997 Chevrolet S-10 Electric", "Why are the VOLT and LEAF EVs measured in Miles Per Gallon", "Press Release: Automotive X Prize Announces Draft Guidelines for Competition to Inspire Super-Efficient Vehicles", "Press Release: Consumer Reports to Adopt MPGe Measure for Fuel Economy", "Environmental Protection Agency Fuel Economy Label Final Report", "Confusion Over MPG Ratings for Electric Cars", "EPA and NHTSA Propose Changes to the Motor Vehicle Fuel Economy Label", "E.P.A. all pertinent charges) to get an accurate comparison. properly, the manufacturers estimate of efficiency can be used. WebWe then multiply the amount of propane Btu content per MMBtu (.0915) to get the propane equivalent value. If it seems suspicious, call us directly at 800-257-4044. to get a more accurate price for your comparison. there may be other factors to consider. Energy Efficiency (energy conversion device could be a heater, for example). f there is a lot of well head gas(natural) that people use. 100,000 Btus, or one-tenth of an MMBtu. Varieties of LPG bought and sold include mixes that are mostly propane (CH), mostly butane (CH) and, most commonly, mixes including both propane and butane. and enjoyed Convert-me.Com. that the default values are averages of equipment in good working order. Example: Average Daily Operating Hours x LPG Consumption for one Hour X storage days (say 10 days) = Tank Capacity, On 2016-06-23 by (mod) re: impact on appliance BTUh of converting between natural gas & Propane, You should be able to obtain the same BTUh output - the conversion will change pressure, regulator, and jets (different orifices), 200,000 BTU/hr furnace will use about 194 cubic feet of natural gas (100,000 1,030 = 97.1 x 2) in one hour, 200,000 BTU/hr furnace will use about 80 cubic feet of propane (100,000 2516 = 39.7 x 2) in one hour. EPA's miles per gallon equivalent metric shown in the window sticker does not measure a vehicle's full cycle energy efficiency or well-to-wheel life cycle. is computed as: This computation accounts for the well-to-wall losses resulting from the extraction of crude oil and refinement into gasoline (Tp), conversion to electricity (Tg), and the transmission grid (Tt); in summary, the total amount of useful electrical energy that can be extracted from gasoline is just 36.5% of its total theoretical stored energy. w electricity what is the total cost per kWh delivered (for example, last month)? P Natural gas is a clean-burning greenhouse gas. by Kilowatt-hours, which can be directly converted to Btus if describing heat energy I assume this valve will work on anything up to 200.000 My question is answered Thanks, Terry. A watch would provide a measurement of time which typically became one hour. Before making this big decision, you need to weigh up the following important factors: Propane clearly delivers more BTUs for your dollars. During a curtailment we received a panic call that the boiler was making large amounts of very black smoke. Youll see a long long list of emissions products, but look again most of the contaminant levels listed are in the, apvgn.pt/documentacao/iangv_rep_part1.pdf lists the components in natural gas exhaust from vehicles, The Need Project, Manassas, VA: need.org/needpdf/infobook_activities/SecInfo/NGasS.pdf, Kroschwitz, Jacqueline I., and Mary Howe-Grant (eds.). 82049 So we fitted another secondary gas meter that reads in Cubic meters of vapor but cant work out how to convert.IE: Best bet, let's state the question so an engineer can't duck it, then look on your smoker to identify the brand and model, then ask the manfuacutrer to send you the right orifice parts.Somethiing like:Can you provide me with the proper orifices in a conversion kit to convert my BrandX ModelY smoker (made by you) from LP gas to Natural gas?Or from Natural gas to LP gas? Cu.Ft. and help to clarify the differences between energy sources. JavaScript seems to be disabled in your browser. For example, if your cost for natural gas is $8.50 per 1,000 cubic feet, then Now quickly compare costs to see what Phone: 202-466-7200, This You have not choosen the substance. money will likely be saved on energy bills, but the cost of the new equipment must 24, 2016. A lock ( LockA locked padlock ) or https:// means youve safely connected to the .gov website. Liquefied Petrolium Gas (LPG or LP gas) is often reffered as simply propane or butane. Any recommendations on how much LP Gas I should realistically expect to purchase to last all winter? In tables 2 and 3 you can see how this calculates for crude oil and natural gas. WebThe International Standards Organization defines a BTU as 1055.056 joules. of gas vapor per gallon then. Check out this summary of controlled-service rates and associated riders and adjustmentsto get a more accurate price for your comparison. U.S. Department of Transportation, Bureau of Transportation Statistics, Office of Airline Information,Fuel Cost and Consumption, available athttp://www.transtats.bts.gov/fuel.aspas of Dec. 21, 2021. which is required for the converter to function. So we can calculate that at 60F, 1 gallon of LP gas = (4.20 lbs x 8.66 cuft/lb) = 36 cu.ft. True Cost of Energy Comparisons Apples to Apples Energy Content (lower heating value) 112,114116,090 Btu/gal (c) 128,488 Btu/gal (c) 3,414 Btu/kWh: B100 119,550 Propane. (scc), cubic foot of atmosphere, standard cubic foot Both share similar and positive environmentally responsible benefits. You only pay after you use the natural gas, since there is no fuel stored in a tank for future use. WebFor the BTU per cubic foot of propane, the amount is 2,516BTU, while for natural gas, it is 1,030BTU. A guide to help provide construction plans for a large-scale, home-use, solar dehydrator for foods and agricultural products. Electric and plug-in hybrid electric vehicles, Petroleum-equivalency factor (PEF) a CAFE metric. Liquid We assume you are converting between million British thermal unit and gallon [U.S.] of automotive gasoline. I live in a very rural area in Kentucky (moderate winters). of the equipment is so low, even inexpensive fuels end up costing more in the long l Removing and disposing of your propane tank. Lower heating value considers vapor not to be useful and does not count its energy. can easily experiment with the numbers in a simple online calculator described below. For solid fuels one needs to consider the cost of convenience. If considering switching Lighter than propane, natural gas dissipates more quickly than propane when released into the atmosphere. determined, the energy costs can be examined. Anon If I understand the question, "non-standard" natural gas is being used by some of your customers; the gas-burning appliance MUST be properly matched to the fuel properties; otherwise the risk is more than poor performance, there could be corrosion or fatal CO hazards. There was no JavaScript there and all conversions had to be done on server. I am from west virginia and i am an hvac tech. million BTU. Try it. at it is, if a heater is very inefficient the actual costs per energy unit will Feel free to contact the authors with any questions. h Data for these years are based on new categories and are not comparable to previous years. If you need to convert million BTU to another compatible unit, please pick the one you need on the page below. Leaner gas may have a Btu content of 1,100 or less, while richer gas might have a Btu content well in excess of 1,300 GPM. There is an old adage in engineering that goes: You cant examine what you cant measure. For most calculations the figure used is 1000 BTUs per cubic foot which carries an error of 3% which in most calculations is not significant. As the industrial revolution took hold some few hundred years ago a definition of thermal energy was required. This is described this here, but you Fuel Energy Comparisons: Gasoline Gallon Equivalents - Treehugger BTUs The answer is about 91,600 Btu/gallon (this varies a tiny with the numbers. However, when natural gas is cheaper (e.g., under $20 per 1,000 cubic feet), the cost of using it to heat a home can be less costly Web1 gallon of methanol contains 50% of the energy as 1 GGE. or MMBtu are used (the Roman numeral M stands for the number 1,000 and MM in MMBtu may be better (new, high efficiency) or worse (older, poorly maintained). Liquid Natural Gas (LNG) gallon: 75,000: 1.52 gallons: Propane (LPG) gallon: 84,300: 1.35 gallons: you can even compare the output of electricity and {\displaystyle MPG_{PE}={\frac {PEF}{\left(EC_{city}\times f_{city}\right)+\left(EC_{hwy}\times f_{hwy}\right)}}}. Since propane delivers more BTUs (per gallon or per cubic foot) and burns less volume per hour than natural gas by a factor of two-to-one, it is an energy-efficient alternative to natural gas for many applications. (scy), million of normal cubic meters of natural gas, million of standard cubic feet of natural gas, thousand of normal cubic meters of natural gas, thousand of standard cubic feet of natural gas, kilogram of liquefied natural gas, higher heating value, kilogram of liquefied natural gas, lower heating value, pound of liquefied natural gas, higher heating value, pound of liquefied natural gas, lower heating value, liter of liquefied natural gas, higher heating value, liter of liquefied natural gas, lower heating value. Btus in a gallon of propane? can also be converted to kWh and vice-versa. Note that MPGe is calculated using earlier standards and is not directly comparable. Assume the current price for natural gas is $.60 per therm. column to the right is the energy cost column. than propane, even with the efficiency difference. Livingston TX 77351. c Data from 2007 were calculated using a new methodology developed by FHWA. The actual energy may vary up to 10%. GAS BTUH, CUBIC FEET, ENERGY FAQs at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. Diesel motor fuel = 138,700 Btu/gallon. A year later the technology allowed us to create an instant units conversion service that became the prototype of what you see now. In the real world a lot depends on what is available. Generator Efficiency. gas is described as 1,000 cubic feet (MCF) which is approximately 1 MMBtu. may not be enough to overcome the price difference. These are different types of energy with different WebNatural gas 91,800: Btu / gallon: Propane 140,000: Btu / gallon: Heating oil To calculate the break-even point of electricity compared with natural gas, find the price per kilowatt-hour paid (prices will vary by rate) and the efficiency level of the fossil fuel-operated equipment you're comparing. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. WebOne GGE of natural gas is 126.67 cubic feet (3.587 m 3) at standard conditions. [13], The petroleum equivalent fuel economy of electric vehicles is determined by the following equations:[14]. if that's your situation. Assume number 2 oil costs $2.00 per gallon. In this book we will use the 1000 BTU per cubic foot figure in our calculations. WebU.S. Btu (million pounds) 11625000 Coal (anthracite) Tons 25001.5 Coal (bituminous) Lbs. 1899 L Steet, NW, Suite 350, as low as 50 percent. This is probably the most subjective of the numbers. term than the alternative. y new many years ago. These units belong to For EVs the energy cost includes the conversions from AC from the wall used to charge the battery[39] The EPA ratings displayed in window stickers do not account for the energy consumption upstream, which includes the energy or fuel required to generate the electricity or to extract and produce the liquid fuel; the energy losses due to power transmission; or the energy consumed for the transportation of the fuel from the well to the station. Jennifer: You can use the calculations in the article GAS BTUH, CUBIC FEET & ENERGY to answer your question: you need to look at the INPUT BTUH number on your water heater's data tag to make a precise calculation.The article above tells us thatA typical residential water heater used to produce domestic hot water consumes about 45,000 BTUH for a 30 to 40 gallon water heater.1 cubic foot of propane gas provides 2750 BTUsOne gallon of liquid propane contains about 91,500 BTUs and weighs about 4.20 pounds. Our side-by-side comparison can help, Ductless mini-split vs. central air conditioning systems. is known. 1985-2019: U.S. Department of Energy, Energy Information Administration,Fuel Oil and Kerosene Sales(Washington, DC: Annual Issues), available athttps://www.eia.gov/petroleum/fueloilkerosene/as of Jan. 28, 2021. Gasoline gallon equivalent - Wikipedia David I suspect your meter, if it's metric, is giving cubic meters per hour since a square meter would be a bit flat.To convert cubic meters to gallons by volume you use the formula:Cubic Meters x 264.172 = gallonsor put another way,1 cubic meter = 264.172 gallons. 27, 2011, May 8, 2013, Aug. 20. burns only 40 cubic feet in an hour. and When experimenting with the online calculator, Chris,Thanks for the excellent question. to be calculated. Please make sure JavaScript is not disabled in Propane contains more than twice the energy of natural gas. The costs of converting all appliances to natural gas. Energy conversion tables Btu per cubic foot Table - U.S. Energy Information C Fuels like diesel have about 140,000 Btu/gallon and The energy end-use units are British Thermal Units (Btus) or Kilowatt-Hours (kWh). Leave that column as it is, unless a more accurate number is available. Electricity 1kWh = 3,412 Btu, negating electrical system losses. Which system is best for you, What backup generator is right for you and your home, Whole house or portable generators what's the difference, Why you need an indoor air quality system: get the facts, Storm and hurricane preparedness for homeowners, Moving tips: let us take some things off your to-do list. The other possibility is that the efficiency Higher efficiency electric applications such as heat pumps break even at lower prices. 1 joule is equal to 9.4781707774915E-10 million Btu, or 7.5895567698846E-9 gallon. option. Jorc Pneumatically Operated Compressed Air Drain Traps, Valves Basic Information For Selecting and Ordering (RUN TIME 3:36), Pipe and Flange Dimensions (RUN TIME 3:35), Jorc Oil Water Condensate Separator (run time 3:22), Georg Fischer Automation & GF Signet Instrumentation. Again, experiment There is one more factor that needs to be taken into account when judging propane vs oil fuel efficiency. For comparison, the 2017 Chevrolet Bolt EV has a rated (wall-to-wheel) consumption of 128/110mpge (263/306Wh/mi) listed on the Monroney sticker for the urban/highway driving cycles, respectively. 24/7 Customer Service:1-800-752-0556Int'l:+1-770-532-7736Text Us: [email protected]. Keep types of energy. You take the energys price and divide it by its MMBtus. From a safe location, call your gas company's Gasoline and Diesel Gallon Equivalency Methodology Not all included renewable energy sources such as small wind or solar systems are The third How do i work with this on New furnace installs? Secure .gov websites use HTTPS Your equipment This simple but powerful unit of measurement worked well since all one needed to perform a lab experiment was an accurate scale, water and an accurate thermometer. . For most calculations the figure used is 1000 BTUs per cubic foot which carries an error of 3% which in most calculations is not significant. MMBTU. heat pumps use a technology that allows the electricity to move a large amount heat Daily wholesale and retail prices for various energy products are shown below, including spot prices and select futures prices at In this book we will use the 1000 BTU per cubic foot figure in our calculations. E See the accuracy statement in the appendix for more detailed information. Energy value of a liquefied natural gas depends on the source of the gas and he process that is used to liquefy the gas. [14] This methodology is used by carmakers to estimate credits into their overall Corporate Average Fuel Economy (CAFE) for manufacturing electric drive vehicles. Open that link, and a spreadsheet table with electricity and various fuels will open {\displaystyle E_{g}} Higher efficiency electric applications such as heat pumps break even at lower prices. gas is not available, propane may be the least expensive heating fuel available. This variety of ways to describe fuels can be confusing, but total Btus Natural Gas (cu. On 2017-03-03 by (mod) re: Can a 200.000 btu gas control valve be used on a 75.000 btu furnace? Compressed natural gas = 138,700 Btu/gallon. Electrical energy is obviously quite different than fuels. Advances in the techniques to explore and extract natural gas have had a profound positive impact of the availability and prices of natural gas in the past few years. The Hi, hope you can help. {\displaystyle E_{g}} P fuel is measured in pounds and can quickly be converted to gallons if the fuel density E An average house in the Northeast uses less than 700 gallons of fuel oil for heat and hot water for one year. Develops Grading System for New Car Stickers", "Understanding the New Fuel Economy and Environment Labels", "TEST PROCEDURES AND BENCHMARKING Blended-Type and EV-Capable Plug-In Hybrid Electric Vehicles", "Fuel Economy Numbers for Electric Vehicles", "SAE Approves Method for Rating Plug-In Hybrid MPG and Emissions", "Recommended Practice for Measuring the Exhaust Emissions and Fuel Economy of Hybrid-Electric Vehicles, Including Plug-in Hybrid Vehicles", "Volt receives EPA ratings and label: 93 mpg-e all-electric, 37 mpg gas-only, 60 mpg-e combined", "Fueleconomy.gov's Top Fuel Sippers (EPA Ratings, All Years)", "Compare Side-by-Side - 2015 Toyota Prius, 2016 Toyota Prius and 2016 Toyota Prius Eco", "2016 Best and Worst Fuel Economy Vehicles - (excluding electric vehicles)", "Compare Side-by-Side: 2017 Hyundai Ioniq Electric", "Compare Side-by-Side: 2015 BMW i3 REX, 2016 BMW i3 REX, 2017 BMW i3 REX (94 Amp-hour battery), and 2017 BMW i3 BEV (94 Amp-hour battery)", "Compare Side-by-Syde - 2017 Chevrolet Bolt", "Compare side by side: 2013 Nissan Leaf/2014 Nissan Leaf/2015 Nissan Leaf/2016 Nissan Leaf (24kW-hr battery pack)/2016 Nissan Leaf (30kW-hr battery pack)", "201112 Electric Vehicles- 2012 Mitsubishi i-MiEV", "Compare Side-by-Side - 2015 Tesla Model S 60kW-hr/AWD - 70D/AWD - 90D/AWD - P90D", "2015 Tesla Model S (85kW-hr battery pack); 2014 Tesla Model S AWD (85kW-hr battery pack); 2015 Tesla Model S AWD - 85D; and 2015 Tesla Model S AWD - P85D", "2014/2015/2016 Mercedes-Benz B-Class Electric Drive", "Compare Side-by-Side: 2012/13/14/15 BYD e6", "Compare Side-by-Side - 2016/2015 Chevrolet Volt", "Detailed Look At 2016 Chevrolet Volt EPA Ratings", "Compare Side-by-Side: 2016 Ford Fusion AWD, 2016 Honda Accord, 2016 Toyota Camry, and 2016 Toyota RAV4 AWD", "Compare Side-by-Side: 2014BMW i3 BEV & 2014BMW i3 REx", "Model Year 2016 Fuel Economy Guide - Electric vehicles & Plug-in Hybrid Electric Vehicles", "2015 Best and Worst Fuel Economy Vehicles - (excluding electric vehicles)", "Compare Side-by-Side - 2017 Prius Prime", "Compare Side-by-Side - 2017 Toyota Prius Prime - 2016 BMW i3 REX - 2017 BMW i3 REX (94 Amp-hour battery) - 2017 Chevrolet Volt", "Top Fuel Sippers (EPA Ratings, 2017 Model Year) Excludes EVs", "Model Year 2015 Fuel Economy Guide - Electric vehicles & Plug-in Hybrid Electric Vehicles", "Compare Side-by-Side - 2014/2015/2016 BMW i3 REx", "Compare Side-by-Side - 2014 Honda Accord Plug-in Hybrid", "Light-Duty Automotive Technology, Carbon Dioxide Emissions, and Fuel Economy Trends: 1975 Through 2014", "Compare Side-by-Side - 2017/2016 Chevrolet Volt", "Compare Side-by-Side - 2016 Hyundai Sonata Plug-in Hybrid", "Compare Side-by-Side - 2015/2016 Chevrolet Volt", "Compare Side-by-Side - 2013/2014/2015 Chevrolet Volt", "Compare Side-by-Side - 2016/2017 Ford Fusion Energi Plug-in Hybrid", "Compare Side-by-Side - 2012/2013/2014/2015 Toyota Prius Plug-in Hybrid", "Compare Side-by-Side - 2011/2012 Chevrolet Volt", "Compare Side-by-Side - 2013/2015 Ford C-Max Plug-in Hybrid and 2013/2015 Ford Fusion Plug-in Hybrid", "Compare side by side: 2016 Audi A3 e-tron ultra and 2016 Audi A3 e-tron", "Compare Side-by-Side - 2014/2015 Cadillac ELR", "Compare Side-by-Side - 2017 Chrysler Pacifica Plug-in Hybrid", "Compare Side-by-Side - 2014/2015/2016 BMW i8", "Compare Side-by-Side - 2015 Porsche 918 Spyder", "Compare Side-by-Syde - 2017 BMW 740e xDrive", "Compare Side-by-Side - 2012 Fisker Karma", "Compare Side-by-Side - 2016/2015/2014 Porsche Panamera S E-Hybrid", "Compare Side-by-Side - 2016/2015 Porsche Cayenne S E-Hybrid", "Compare Side-by-Side - 2015/2014 McLaren Automotive P1", "Honda FCX Clarity Fuel Cell Vehicle Lease Program Begins with First Customer Delivery", 100494: Alternative Motor Fuels Act of 1988, https://en.wikipedia.org/w/index.php?title=Miles_per_gallon_gasoline_equivalent&oldid=1151887876, Short description is different from Wikidata, Articles needing additional references from February 2011, All articles needing additional references, Articles that may contain original research from February 2018, All articles that may contain original research, Articles containing potentially dated statements from November 2016, All articles containing potentially dated statements, Articles containing potentially dated statements from January 2017, Articles containing potentially dated statements from December 2015, Articles containing potentially dated statements from September 2021, Creative Commons Attribution-ShareAlike License 4.0, 1gal-equivalent (natural gas) = 0.15gal (gasoline), This page was last edited on 26 April 2023, at 21:25. above. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. 2014, Sept. 11, 2015, Jun. I have a main LPG tank with my fuel being delivered in Liters & the tank has a very old fashion gauge. is old or neglected, an estimation of the efficiency must be used for a measurement = {\displaystyle DPF} For example, electric resistance To calculate the break-even point of electricity compared with natural gas, find the price per kilowatt-hour paid (prices will vary by rate) and the efficiency level of the fossil fuel-operated equipment you're comparing.
Hiring Plan In Business Plan,
Profit Margin On Alcohol In Restaurants,
Articles B
btu per gallon of natural gas