Nearly every person who need wet shavers knows the problem with the snag in the face which really don't want to stop to bleed. Alum is used exactly here, the best first-aider for snags!

For everybody who don't know alum yet there are some interesting information about it:

Alum has the following chemical composition:

• Salt of potassic, aluminium and sulfuric acid.

The impact of the alum:

• Astringent - smaller wounds contract itself and the bleeding is stoppe
• Disinfectant - lillte mass of germs are destroyed.

Alums are available in the following usual commercial forms:

• As a pencil or crystal in apothecaries
• The price lies with just 2 euros for 9.5 grammes and is available in every chemist's shop market.