dry chemical

基本解釋

S43A In case of fire, use dry chemical. (never use water)
著火時(shí)使用干粉消防器材種類滅火（禁止用水）；
At present, the main trend of fire extinguishing agent - ammonium phosphate dry chemical is superfine to improve extinguishing efficiency.
目前磷酸銨鹽干粉滅火劑正向超微細(xì)化方向發(fā)展以提高其滅火效能。
Fire extinguishing agent -ammonium phosphate dry chemical is one of substitutes for halon extinguishing agent, which can fight A, B, C fire.
目前磷酸銨鹽干粉滅火劑正向超微細(xì)化方向發(fā)展以提高其滅火效能。

No trace of chemical or petroleum products, the site was dry.
NPR: 'Arson' by Nick Lysohir