Quote:
Originally Posted by stillsearching
There may be legal issues preventing it, but I cant see why compressing natural gas at home should be such an impossibly expensive or dangerous job. I mean we buy propane tanks and hook them up ourself to our grills, right?
|
It's a matter of pressure. Propane condenses to a liquid at room temperature is ~110 psig (so those tank are actually mostly liquid). CNG is stored at pressures of 2900-3600 psi, and even then it's not liquid. The cost is in having a 3000 psi compressor in your house.