npub1663sa8z7n2lr3muyuyn062ht46cswklqvec0fvdz7mqhejpjfgmq59q6am (npub1663…q6am) npub163k0gvm3x8s7qqjnukf6a2jq4nus3s74j7y64pctcgrwy3nmsllswwhljx (npub163k…hljx) I heard flare gun on the radio. Could have been. But any spark or flame would do it.
The spectacular ones are where they're doing sewer line work and break a gas line, the gas goes in a floor drain, floats up in the house until it reaches the explosive mix at a pilot light...Boom