ADAPTIVENESS

Upkeep, overhauling, maintenance, cleaning, washing, repair, renovation, conversion, [ fitting of land vehicles], of aircraft, as well as their components; upkeep, overhauling, maintenance, cleaning, washing and repair of aircraft engines, and aeronautical, avionic, hydraulic apparatus, pneumatic apparatus, equipment and parts, all for aircraft; [construction, upkeep, cleaning and renovation of buildings, airport infrastructures, airports, air terminals, warehouses, garages, parking garages, airport runways or roads,] upkeep, cleaning, renovation, conversion, [ fitting or layout ]of aircraft cabins, cockpits or holds; upkeep and cleaning of floors,[ airport surfaces, chairs, benches,] armchairs, racks, storage chests, luggage compartments, ashtrays, trash cans, video screens, all on board aircraft[ or within airport precincts;] upkeep and cleaning of toilets; [supervising, managing and coordinating construction,] servicing, overhauling, maintenance, cleaning, washing, repair, renovation, conversion [or fitting ]of vehicles in the nature of aircraft, [land vehicles] and their components;[ supervising, managing and coordinating construction, servicing, overhauling, maintenance, cleaning, washing, repair, renovation, conversion or fitting of buildings;] vehicle service stations, namely, [supply of fuel to and] upkeep of vehicles, particularly aircraft; [ airplane de-icing services; snow-clearing of roads and airport runways; cleaning and maintenance of headrests, pillows, cushions, covers, sheets, napkins, table or bathroom linen all being provided on board aircraft or within airport precincts; upkeep cleaning and repair of leather, textiles or blankets, covertures, towels, copes, bath linen, all being provided on board aircraft or within airport precincts;] cleaning and upkeep of electrical, electronic, audio and video equipment and apparatus, namely, communication equipment, headsets, computers, earphones, video screens, telephones, plugs, all for use on board aircraft; [ or within airport precincts; ] vehicle breakdown repair for aircraft; information on upkeep, overhauling, maintenance, cleaning, washing or repair of aircraft, [ land vehicles, ] the components of these vehicles, namely, aeronautical, avionic, hydraulic and pneumatic apparatus and equipment; [ information on upkeep, overhauling, maintenance, cleaning, washing or repair of airports, airport infrastructures and buildings; sanitization of vehicles, namely, aircraft, land vehicles, or buildings; cleaning of tableware, dishes, cutlery, glasses, glassware;] installation, upkeep and repair of fire detection devices;[ fitting, ] conversion, modernization and renovation of aircraft; painting services, vulcanization of tires; vehicle polishing; rebuilding machines that have been worn or partially destroyed; rebuilding engines that have been worn or partially destroyed ; anti-rust treatment for vehicles; upkeep, overhauling, cleaning, washing and repair of all safety equipment, on board aircraft, [ in airports or on airport sites;] cabinet repair; upkeep and restoration of furniture and scaffolding; [building sealing services, installation of insulating materials in buildings; rental of construction equipment; ] installation, maintenance and repair of air conditioning apparatus, heating equipment, computer hardware, telecommunication machines and apparatus, electric appliance, measuring and test equipment, lighting installations for air vehicles; painting; [plastering;] plumbing; lock repair services; [ wallpapering;] all such services being unrelated to the maintenance, repair, washing of household garbage containers