37 Maintenance, overhaul, cleaning, washing, repair, renovation, [fitting out of vehicles, of air vehicles, and of their component parts; ]maintenance, overhaul, cleaning, washing and repair of airplane engines, of aeronautical, avionic, hydraulic, pneumatic apparatus, machines, appliances and equipment and of their parts; [construction, maintenance, cleaning and renovation of buildings, airport ground installations, airports, air terminals, warehouses, garages, car parks, runways or airport roads; aeronautical construction; ]maintenance, cleaning, renovation[, fitting out] of equipment for cabins, cockpits or baggage holds; maintenance and cleaning of floors, surfaces, seats, armchairs, tray tables, seat pockets, luggage compartments, ashtrays, bins, video screens, particularly on board airplanes[ or inside airports]; maintenance and cleaning of toilets; supervision and coordination of [construction, ]maintenance, overhaul, cleaning, washing, repair, renovation[, or fitting out] of all vehicles and of their component parts[ or of all buildings]; [vehicle service stations refueling and maintenance, namely, service stations for air vehicles; de-icing and removal of snow from roads, runways, vehicles, namely, air vehicles;]cleaning and maintenance of headrests[, pillows, cushions, blankets, sheets, towels, table or toilet linen, particularly provided on board airplanes or inside airports]; maintenance, cleaning and repair of leather, textiles or of any covering; cleaning and maintenance of electric, electronic, audio and video equipment and apparatus, particularly provided on board airplanes[ or inside airports]; vehicle repair, namely, air vehicle repair; information relating to maintenance, overhaul, cleaning, washing or repair of all vehicles and of their component parts, of aeronautic, avionic, hydraulic and pneumatic apparatus and equipment[, of airports, of airport ground installations or of all buildings; disinfection of all vehicles or buildings; cleaning of tableware, dishes, cutlery, glasses, glassware]; fire alarm [installation, ]maintenance and repair; [fitting out and modernization ]renovation of vehicles, namely, of airplanes; interior and exterior painting;[ vulcanization of tires; ]vehicle polishing; rebuilding machines that have been worn[ or partially destroyed]; rebuilding engines that have been worn[ or partially destroyed]; [rustproofing; anti-rust treatment for vehicles; ]maintenance, overhaul, cleaning, washing and repair of all security equipment, particularly on board airplanes,[ inside airports or in airport zones]; [cabinet repair; ]furniture maintenance and restoration; [scaffolding erection; building sealing; installing building insulation; rental of construction equipment; ]machinery installation, maintenance and repair; [plastering; ]plumbing[; repair of security locks; paper hanging]