Under the Psychoactive Substances Act 2016, it is an offence to sell solvents to persons under the age of 18. Upon delivery, you will be asked to verify your age with a photo driving licence, passport or a proof of age card, such as the PASS card from the national Proof of Age Standards Scheme.A fast evaporating, highly refined essential oil from Winsor & Newton. Featuring the strongest thinning & brush cleaning power of all Artists’ grade solvents. Suitable for removing varnish (including Dammar Varnish). Keep tightly closed and away from light to prevent oxidation. Do not use if it has thickened.