Sous Vide Steak Safety. The FDA states that beef is safe when it is held at 130Â°F for over 112 minutes, or 140Â°F for over 12 minutes. This is very easy to do with sous vide and the main reason we recommend cooking most beef cuts medium-rare since beef is most tender at that temperature.
btu per pound * pounds per gallon   OK, it sounds as if you know the value of fuel in oil btu per pound.Now find out how much a gallon of fuel oil weighs and multiply the bâ¦tu value x that weight in pounds and that is the value per gallon. Or simply, diesel fuel is #2 fuel oil which contains 140,000 btu per gallon.
Coal = 19,210,000 Btu per short ton (2,000 pounds) Note: heat contents of coal vary widely by types of coal. Natural gas = 1,025,000 Btu per 1,000 cubic feet (Mcf). Petroleum = 5,892,000 Btu per Barrel (42 gallons) Note: Heat contents vary by type of petroleum product. 1 Heat rates for steam electric generators in 2013. Amount of fuel used to generate 1 kilowatthour (kWh): 2  Coal = 0.00052 short tons or 1.05 pounds. 3  Natural gas = 0.01010 Mcf (an Mcf equals 1,000 cubic feet). 4  Petroleum = 0.00175 barrels (or 0.07 gallons).