safe breathing?

[specialist]

I found this on a drafting site in the funny pics.

[tea lady]

maybe they are supposes to be safety glasses!

[Claw Hama]

Full face sheild, matches his safety boots.
I've had to breath through may aspen colorado more than once at work over the years. Soldering refrigeration pipes with clouds of breathstealing phosgene that made your eyes roll back in your head. A bit of Lead and rust is a walk in the park.

[jimbur]

Let's hope it's a food quality plastic bag. One can't be too careful with your health.
Cheers,
Jim