Perming Knowledge Check

Front

What is hair made up of?

Back

Keratin

Front

Di-sulphide bonds are also called what?

Back

Cysteine Bonds

Front

What is the key ingredient of a perm lotion?

Back

Ammonia

Front

What does a perm lotion add to the di-sulphide bonds?

Back

Hydrogen

Front

What does neutraliser add to the di-sulphide bonds?

Back

Oxygen

Front

What does hydrogen and oxygen make?

Back

H²O =

Water