Paint is a liquid compound that is typically applied on house walls to paint and protect external and internal surfaces: once dried, it creates a strong, waterproof film Paint is typically made up of: pigment (to provide colour and hide imperfections) resin (to provide adhesion to the painted surface.) solvent additives (to improve some properties such as mould or abrasion resistance) Cm3 Engineering specializes in filling, dosing and bottling machines for paints and plaster.