It exploded when it touched water, it was lethal when inhaled, and when it decomposed it spit out deadly hydrofluoric acid.

接触水时会爆炸，被吸入时会致死，分解时会释放致命的氢氟酸。

Conventionally, highly corrosive chemicals, such as hydrofluoric acid, are used to dissolve impurities.

传统上， 使用高腐蚀性化学品，例如氢氟酸来溶解杂质。

A hydrofluoric acid burn leaches the body's calcium.

氢氟酸烧伤消耗了体内的钙。