Leg press, deadlifts, RDLs, lunges, leg extensions, leg curls, hack squats, split squats. All those will hit your legs, plus there variations. Do some sprints, run hills, stairs, those will hit your legs. Im sure there are more lifts I can't think of this second as well.
While natural gas occurs in nature as a mixture of methane and other gases, propane is actually a byproduct of both petroleum refining and natural gas processing.
Quick Answer. The main difference between propane and butane gas is their chemical structure. Although they are both composed of carbon and hydrogen chains, the number of carbons and hydrogens in each differ slightly. Propane, for instance, is composed of a three-carbon chain with eight hydrogens.