Welding smoke inhalation

[Rustrp]

When, many moons ago, I worked for the phone company the cable jointers got a tax-free daily allowance for a quart of milk because of the lead-sheathed cables they worked with

So they have strong bones.

 

[ACHiPo]

google Racal welding helmets. you will get a lot more hits.

Looks like 3M bought out Racal? When I Google Racal Welding Helmet, the Airstream 3M models come up.