Noun
a colorless poisonous corrosive liquid made by the action of sulphuric acid on calcium fluoride; solutions in water are hydrofluoric acid
Source: WordNetAn inhibited fuming nitric acid (either IWFNA, or IRFNA ) can be made by the addition of 0.6 to 0.7% hydrogen fluoride (HF). Source: Internet
In the latter method, actinium metal is treated with hydrogen fluoride vapors at 700 °C in an all-platinum setup. Source: Internet
If everything had gone wrong that tense day, a vapor cloud of toxic hydrogen fluoride could have spread from the Husky oil refinery across the Twin Ports, injuring thousands. Source: Internet
Hydrocarbons can also be burned with elemental fluorine, resulting in carbon tetrafluoride and hydrogen fluoride products. Source: Internet
Such is the case with polar compounds like hydrogen fluoride (HF), where electron density is shared unequally between atoms. Source: Internet
"We are committed to looking at alternatives to hydrogen fluoride as part of our overall plans to rebuild the refinery," said Mel Duvall, spokesman for the Calgary-based refiner. Source: Internet