E.H. Thiellay, a British pharmacist and perfumer, along with Leon Hugo of Paris, a hairdresser, invented peroxide, a blonding chemical. The product was introduced in 1867 at the Paris Exposition. It was considered the first hair bleach.
Daily Hair Tip
There are different types of conditioners including pre-shampoo, rinse-out, leave-in and deep conditioning. Olive oil and other volume enhancing products may help strip hair color. When in doubt, ask your stylist.