Hydrofluoric acid, while chemically classified as a weak acid thanks to its inability to dissociate completely into H + and F – ions in solution, is anything but weak in practical terms.

Workers have neutralized almost 340,000 pounds of hydrofluoric acid at a South Philadelphia oil refinery that went up in flames earlier this year, a city official announced Thursday.

Hazard Summary Hydrofluoric acid (HF) and Hydrogen Fluoride (HF) are very poisonous, highly irritating and corrosive. Hydrofluoric acid or Hydrogen Fluoride (HF) is fatal if inhaled, if swallowed, or ...

Hydrofluoric acid is a dangerous inorganic acid that is widely used in electronics manufacturing, glass etching, removal of rust, pest control in agriculture and heavy-duty domestic cleaning. 1 The ...

Hydrogen fluoride is a compound used to make refrigerants, herbicides, pharmaceuticals, high-octane gasoline, aluminum, plastics, electrical components, and fluorescent light bulbs.

While hydrofluoric acid is used at about about 50 of the nation’s 150 refineries to make high-octane gasoline, Valero’s Wilmington refinery and Torrance Refining Co., owned by PBF Energy, are ...