Sometimes corrugated asbestos cement sheeting was used. Materials used were cotton, foam rubber, latex sheeting, and liquid latex. It is of portal frame construction and is clad in corrugated Colorbond steel sheeting. The airlift was composed mostly of mattresses, blankets, plastic sheeting, hygiene kits and water containers. Awnings are also often constructed of aluminium understucture with aluminium sheeting. Framing should be under ultraviolet filtering acrylic sheeting. Crops grow through slits or holes in thin plastic sheeting. The main construction material was duralumin, and the external coverings were made of duralumin sheeting. Wooden domes were protected from the weather by roofing, such as copper or lead sheeting. The roof purlins and sheeting are exposed. The exhaust section consisted of welded steel sheeting. The best grades are used for fabrics such as damasks, lace, and sheeting. The agency also distributed emergency supplies, such as mosquito nets, plastic sheeting, and hygiene supplies.. A chimney rises through the roof, which is covered in painted tin sheeting. Most of the bodies found were wrapped in thick, clear plastic sheeting.