Meths - Purple Methylated Spirits - Widely used Industrial Grade Denatured Alcohol used in all applications requiring a coloured industrial grade alcohol which can tolerate a small amount of water. 
Methylated Spirits is a clear purple, primary, aliphatic alcohol, with a mild non-residual odour and is miscible with most hydrocarbon solvents and chemicals. 
A concentration of >60% Ethanol is antibacterial.