Gas Mask:

 1.Full facepiece and dual catridge
 2.Maximum use concentration will be 0.1% or the immediately angerous to Life and healgh(IDLH) values for the specific vapor, whichever is lower and use only when  the oxygen concentration is above the 18%

 

NBC(Nuclear, Biological and Chemical) Protection Gas Mask:

Protect the individual soldier against NBC warfare agents
Main consisting parts ;
- A face-piece
- Canister
- Hood & carrier bag