Hoʻolālā a hana mākou i ka valve rotary kemikala e like me nā hiʻohiʻona o ka inflammable, explosive, toxic a corrosive mea i hoʻokuʻu ʻia e ka mea kanu kemika.I ka hana kemika, ʻoi aku ka nui o ka piʻi a me ka mahana o ka medium.Wahi a nā hiʻohiʻona o nā mea like ʻole, hiki ke koho ʻia ke kila kalapona, ke kila kila, ka hao hao, ke kila kila a me nā mea metala ʻē aʻe e like me nā mea maka o ka valve rotary e hoʻokō i nā pono o ka hale hana huahana kemika.
Ka manawa hoʻouna: Iulai-13-2021