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

接会爆炸，被吸入会致死，分解会释放致命的氢氟酸。

Hydrofluoric acid, with a pH around 2.1, is  a classic example of a powerful acid.

氢氟酸，其pH值约为2.1，是强酸的一个典型代表。

These are then washed away with acids milder than hydrofluoric.

然后用比氢氟酸更温和的酸将它们洗掉。

But, wouldn't it be a lot more helpful if you knew how much pressure you'd have to add to produce the exact amount of ammonia you needed, or how much hydrogen fluoride it takes to refine a certain volume of gasoline.

但是，如果你知道需要添加少压力才能生成你需要的确切量的氨， 或者提炼一定体积的汽油需要少氢氟酸， 这难道不是更有帮助吗？

There's an article I found from 1996 where a sanitation worker named Michael Hanley died because some jerk threw hydrofluoric acid away in with the regular garbage.

有一篇1996年找到的文章，讲的是一个名叫迈克尔·汉利的环卫工人因为有人把氢氟酸扔垃圾中而死亡。

The Teflon mesh that's used in my hernia produces a very toxic gas and decomposes to something called devil's piss, which is hydrofluoric acid.

我用于疝气手术中的特氟龙网会产生一种剧毒气体， 并分解成一种被称为“魔鬼之尿”的物质， 即氢氟酸。

A hydrofluoric acid burn leaches the body's calcium.

氢氟酸烧伤消耗了体内的钙。

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。