macao portuguese architecture macau trash station rubbish collection waste management recycling sai van disposal garbage chambers

antique architecture bins breeding building chambers city clean coastline collection comfined compressed containers design diffusion disinfectant disinfection disposable disposal environment facilities garbage health heritage hut hygiene junk lake lifestyle lighting luxury macao macau management odor portuguese public recycling residence rubbish sai separation sewage smell space station street structure technology trash ultraviolet van ventilation vermin wan waste