1. Transport Medium: 1. A chhuahna tur hmun:Tui lum emaw, vawt emaw thianghlim, kang thei lo, puak thei lo, solid particle leh fiber awm lo.
2. Tui lumna: 1.1.Ambient temperature model-ah chuan -15℃atanga +70℃thleng, tui lum model-ah chuan +70℃atanga +120℃thleng.
3. Ambient Environment awm dan tur: 1.1.Tui tla, steam, leivut tui chunga awm, leh thir chi hrang hrang awm lo. Ni êng, khaw lum leh vawt nasa tak hnuaia awm loh tur. Gas emaw tui emaw, a kang thei, kang thei thila inhnamhnawih loh tur. Vibration pumpelh la, enkawl leh enfiah awlsam tak siam rawh.
4. A chhehvel boruak lum leh vawt:Maximum +45℃a ni a, ventilation tha tak a awm bawk.