<unk>  is a solution of hydrogen fluoride <unk>  in water. Solutions of<unk>  are colourless,<unk> ic and highly corrosive. It is used to make most fluorine-containing compounds; examples include the commonly used pharmaceutical antidepressant medication fluoxetine (Prozac) and the material PTFE (Teflon). Elemental fluorine is produced from it. It is commonly used to etch glass and silicon wafers. When<unk>  comes into contact with human skin, it causes deep burns.
Hydrofluoric acid
Dichloroacetic acid
Hydrochloric acid
Tetrachlorodecaoxide
Benzoyl peroxide
Denatured alcohol
Perchloryl fluoride
Diiodohydroxyquinoline