ansporting materials (e.g. deodorant with nanodroplets)41.3 Nanochemistry used in: -- Cosmetics, e.g. sunscreen, toothpaste, skincare products- Sanitary ware- Built-in ovens and baking trays- Gas-tight packaging- Screens, photographic films- Separating technology for waste water treatment and food production- Catalysers for chemical reactions- Exhaust purification5 It is also used in formation of