Years ago I used to blow up anthills using oxygen and acetylene.
Propane’s cheaper.
“Years ago I used to blow up anthills using oxygen and acetylene.”
Kill a terrorist leader, then FAE the funeral procession.
Rather than “blow up” why not pump huge amounts of argon gas. It’s heavier that O2, settles in the low lying areas. It absorb the O2. Anyone in a low lying area with argon simply suffocates - quickly...