

I went through the US Navy’s damage control and fire-fighting training back in '81 and we trained with their oxygen breathing apparatus (OBA). I remember we’d have to pull a pin like in a grenade to light them off, and when we were done we’d have to release the canister into a barrel of water because they were like super-hazardous…
got lung cancer… only found it because it had eroded into rib #5 and felt like I had a flaming hatchet stuck in my back. This explains why pacing my den while streaming profanities seemed to help, at least a little anyway…