GVS C40 Yopereka Maupangiri Oyikira Mpweya Wopumira
Phunzirani momwe mungakhazikitsire ndikugwiritsa ntchito C40 Supplied Air Respirator yokhala ndi zigawo zovomerezeka za NIOSH. Pezani malangizo okhudza kusonkhanitsa mpweya woperekedwa, kuonetsetsa kuti mpweya uli wabwino, ndi kukwaniritsa miyezo ya OSHA yotetezera kupuma. Pezani zambiri za kuyika kwa kompresa, zofunikira za mpweya, ndi zina zambiri m'buku la ogwiritsa ntchito.