"...every-man-for-himself exotherm..." Excellent, absolute hoot. I've only had to use hydroflouric acid once (leather apron, double gloves, goggles, fan on) an

"...every-man-for-himself exotherm..." Excellent, absolute hoot. I've only had to use hydroflouric acid once (leather apron, double gloves, goggles, fan on) and that was enough...