electric tubes., electronic equipment., infill work., exercise books., iné kontajnery, dlažobné materiály, fibre-optic materials., false floor installation work., general public services., hydrogen, argon, rare gases, nitrogen and oxygen., časti reťazových píl, furs and articles of fur., construction work for pipelines, communication and power lines., floor-covering work., ihlové ventily, electrical installation work of transformers., časti strojov a motorov, electrical circuit components., firefighting equipment installation work., časti piestových objemových čerpadiel, časti čistiacich zariadení, grave-digging work., construction works for sewage treatment plants, purification plants and refuse i, distribution equipment., game., gas meter installation work., duše, časti mostov, data-transmission cable for special applications., dusík