Almost 10 years ago, a young Pakistani woman was held down by her mother-in-law while her husband and father-in-law threw acid on her. Some 150 operations later, Bushra Shafi is working as a beautician in a hair salon in Lahore, started by a hairdresser who was moved to help victims of acid attacks when one of them came into her salon and asked simply: “Can you make me beautiful again?”