A. Exhaled air is directed through the outlet valve and front module cover.
Exhaled air is directed through the outlet valve and front module cover
Exhaled air is directed through the outlet valve and front module cover
Exhaled air is directed through the outlet valve and front module covor.
Exhaled air is directed through the outlet valve and front module cover.
Drop to the ground, don protective mask (if not donned already)
Upon issue of your protective mask, you should clean and inspect your mask IAW with the M50 mask and T.O. and as directed
stop breathing and clost your eyes tightly
Upon issue of your protective mask, you should clean and inspect your mask IAW with the M50 mask and T.O. and as directed
the difficulty of drinking in the protective mask
two
It's called the Transit of Mercury, is rare (last 2006, next 2016) and should only be watched through strong protective spectacles or a welder's mask or equivalent.
By the front of the facepiece