about to do some rad chemistry involving large quantities of elemental chlorine so i've hacked a small (only 280m³/h...) ventilation system into our balconypic.twitter.com/b5phBrVPls
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I didn't, never had a very good reason to (delayering ICs is interesting but I'd like to build a reactive ion etcher for that, it's more useful IMO) I would work with dilute HF given appropriate PPE and emergency preparedness, it's not *that* bad.
Mostly, you have to understand the mechanisms of its toxicity very well, and then it stops being frightening...
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