When her mother was diagnosed with breast cancer for the second time, Canadian Lily Tse decided to research the many possible causes of the condition, including potentially harmful ingredients in cosmetic and personal care products.What she discovered was sometimes alarming. Think Dirty® is the result of Lily's personal investigation of the beauty industry and the truth about its products.This app analyses thousands of cosmetics and personal care products, mainly from Canada and the US. The clear and simple information it provides will help you identify 'dirty' ingredients and shop for cleaner