On Jul 29, 10:38*pm, "Bill Noble" wrote:
if I am making a lot of chips, I use a 3-M Airmate - if you have the $, I
think you would like it

Ditto that. The more your face gets enclosed, the more you sweat and
the more the visor fogs up. I have a Bullard PAPR I picked up on eBay
for cheap. It's great working in an uber hot and dusty environment
and have clean air gently cool your head.

R