Hydrofluoric acid is a very strong inorganic acid. This article discusses poisoning from swallowing, breathing in, or touching hydrofluoric acid.

This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or the National Poison Control Center at 1-800-222-1222.

Hydrofluoric acid

This acid is most commonly used for industrial purposes. It is used in:

• Computer screens manufacturing
• Fluorescent bulbs
• Glass etching
• High octane gasoline manufacturing
• Some household rust removers

Note: This list may not be all inclusive.

From swallowing:

• Can't breathe as the throat swells shut
• Fever
• Severe abdominal pain
• Severe pain in the mouth
• Severe throat pain
• Vomiting

From breathing in (inhaling) the acid:

• Bluish colored lips and fingernails
• Chills
• Choking
• Coughing
• Fever
• Tight chest

From touching the acid:

• Very painful skin burning