Smart Colours are pigments that can be mixed with ordinary acrylic paint to produce an apparent change of colour when exposed to light or heat.
Applications range from screen-printing or painting with a brush to marking warning signs, novelty decorations or the design of clothing for night-time safety. 5ml of Photochromic Pigment cost pound;1.16, while a Smart Colours Starter Pack costs pound;4.21. From Middlesex University Teaching Resources, Unit 10, The IO Centre, Lea Road, Waltham Cross EN9 1AS.
