hydrofluoric acid

noun

a colorless, fuming, corrosive liquid, HF, an aqueous solution of hydrogen fluoride, used chiefly for etching glass.

hydrofluoric acid

/ ˌhaɪdrəʊfluːˈɒrɪk /

the colourless aqueous solution of hydrogen fluoride: a strong acid that attacks glass

hydrofluoric acid

/ hī′drō-flr′ĭk,-flôr′- /

A colorless, fuming, aqueous solution of hydrogen fluoride. It is corrosive and is used to etch or polish glass, to clean certain metals before plating, and to clean masonry. It is very poisonous.

First recorded in 1815–25

The emery and excess of hydrofluoric acid may then be thrown into a large beaker of clean water and washed several times.

In the arts, hydrofluoric acid is used for etching on glass.

Mixed with hydrochloric acid it may sometimes be used instead of hydrofluoric acid.

This is a white powder, which is insoluble in acids; even in hydrofluoric acid it is only slightly attacked.

Hydrofluoric acid is used for etching glass and opening up silicates.

April 23, 2024inveterate

[in-vet-er-it ]

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