Posted 2/16/2021 11:37 (#8836709 - in reply to #8836679) Subject: RE: Nat gas and NH3
S Illinois
Much less of a risk when in the open. Much higher risk of explosion when in a building or low pressure situation. It only burns between 4 and 14% or so concentration and dissipates due to being lighter than air. Low pressure leaks next to buildings more scary than high pressure leaks.