出典:Wiktionary
hexachloroethane (uncountable)
出典:Wikipedia
出典:『Wikipedia』 (2011/06/10 08:50 UTC 版)
Hexachloroethane, also known as perchloroethane (PCA), C2Cl6, is a colorless solid at room temperature which is used by the US Military in smoke compositions, e.g. in contemporary base-eject smoke munitions (smoke grenades).