20Level 220.1Manufacture of basic chemicals, fertilisers and nitrogen compounds, plastics and synthetic rubber in primary forms20.2Manufacture of pesticides, disinfectants and other agrochemical products20.3Manufacture of paints, varnishes and similar coatings, printing ink and mastics20.4Manufacture of washing, cleaning and polishing preparations20.5Manufacture of other chemical products20.6Manufacture of man-made fibres