hydrogen fluoride

American  

noun

1. a colorless corrosive gas, HF, the anhydride of hydrofluoric acid, used chiefly as a catalyst and in the fluorination of hydrocarbons.

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hydrogen fluoride British  

noun

1. a colourless poisonous corrosive gas or liquid made by reaction between calcium fluoride and sulphuric acid: used as a fluorinating agent and catalyst. Formula: HF

2. an aqueous solution of hydrogen fluoride; hydrofluoric acid

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hydrogen fluoride Scientific  

1. A corrosive compound that exists as a colorless, fuming liquid or a highly soluble gas. Hydrogen fluoride is used as a reagent, catalyst, and fluorinating agent, in the refining of uranium, and in making many fluorine compounds. An aqueous solution of hydrogen fluoride is called hydrofluoric acid. Chemical formula: HF.

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Etymology

Origin of hydrogen fluoride

First recorded in 1905–10

Example Sentences

For example, in the case of EO, highly corrosive hydrogen fluoride vapor.

From BBC

Damaged lithium-ion batteries are at high risk of catching fire and releasing toxic gases such as hydrogen fluoride and carbon monoxide.

From Los Angeles Times

Environmental Protection Agency ruled that the level of particulate matter and hydrogen fluoride gas released into the air during the fire did not pose a risk to public health.

From Los Angeles Times

Environmental Protection Agency determined that there was no public health risk posed by levels of particulate matter and hydrogen fluoride gas released during the fire.

From Los Angeles Times

During an emergency briefing after the fire broke out, officials said a plume released from the plant contained hydrogen fluoride, a toxic compound, according to county spokesperson Nick Pasculli.

From Los Angeles Times