Natural Emulsion wall paint - technical information for decorating The paint smells like lemon drizzle cake, and now I'm craving some. Hamil Decorating, Edinburgh PREPARATORY PRODUCTS High quality and durable dust sheet made from oxo-biodegradable material. Protects against paint, water, dust and dirt. Paint will not permeate. PREPARATORY PRODUCTS 100% waterproof, robust and re-usable tray. You can re-use by simply wiping away any excess paint and leaving to dry.