Boracic lint () is a type of

medical dressing A dressing is a sterile pad or compress applied to a wound to promote healing and protect the wound from further harm. A dressing is designed to be in direct contact with the wound, as distinguished from a bandage, which is most often used to hold ...

made from surgical lint that is soaked in a hot, saturated solution of boracic acid and

glycerine Glycerol (), also called glycerine in British English and glycerin in American English, is a simple triol compound. It is a colorless, odorless, viscous liquid that is sweet-tasting and non-toxic. The glycerol backbone is found in lipids known ...

and then left to dry. It has been in use since at least the 19th century, but is now less commonly used. When in use, boracic lint proved to be very valuable in the treatment of leg ulcers. The term "boracic" is also used as

Cockney rhyming slang Rhyming slang is a form of slang word construction in the English language. It is especially prevalent among Cockneys in England, and was first used in the early 19th century in the East End of London; hence its alternative name, Cockney rhymin ...

for having no money: "boracic lint" → " skint".

References

First aid {{treatment-stub