<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (July 2014) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (July 2014) (Learn how and when to remove this template message) </Td> </Tr> <P> Barbicide is a disinfectant solution used by barbers and cosmetologists for sterilizing grooming tools such as combs and hair - cutting shears . Manufactured by King Research, it was invented in 1947 by Maurice King and marketed heavily around the United States by his brother James . </P> <P> Barbicide is a United States Environmental Protection Agency - approved combination germicide, pseudomonacide, fungicide, and a viricide effective against the HIV - 1 virus (AIDS virus), Hepatitis B, and Hepatitis C. Its active ingredient is Alkyl dimethyl benzyl ammonium chloride (5.12% by volume); sodium nitrite and blue dye are also present . Contact can cause irritation to the skin and eyes, and consumption of 50 mL can cause shock and may lead to death if not treated quickly . </P>

What is the blue liquid in barber shop