What does Gary mean? Gary [gary] as a boys' name is pronounced GARE-ee. It is of Old English origin, and the meaning of Gary is spear. Transferred use of a surname, which probably derives from a Norman given name of Germanic origin, a short form of names starting with gar.
There are 3.7854117840007 liter in a gallon. 1 Gallon is equal to 3.7854117840007 Liter. 1 gal = 3.7854117840007 L. A gallon is a unit of volume measurement used widely in the US and a few other countries of the world. The US gallon is usually used for measuring volume of liquid or gaseous substances like gasoline, other types of fuel, etc.
How many BTUs per gallon of fuel oil?   1 gal of #2 fuel oil (or diesel for that matter) has an equivalent of 115,000 BTUS. I say equivalent because it has a little more than that raw (like 136k or so) but tâ¦he furnace that burns it is only around 85% efficient, therefore you only get 115K BTUS.