There are certain goods that cannot be brought into the UK under any circumstances, and some goods that are restricted. The following goods are banned completely regardless of country of origin: illicit drugs, offensive weapons such as flick and gravity knives, self-defense sprays such as pepper and CS (Ortho-chlorobenzalmalononitrilegas) sprays, indecent and obscene material, rough diamonds, and personal imports of meat and dairy products. The UK government provides current and complete information on banned or restricted goods.