Sanitizing Tunnel, Sanitizing , Disinfectant, Sanitizing Chamber,Sanitizing Tunnel, Sanitizing,, Indoor Human Disinfectant, Mobile Disinfectant Channel,Portable Disinfectant Channel, system,Disinfectant Channel,Disinfectant Tunnel, Disinfectant Chamber,Chamber,Disinfectant Covid 19 Mobile Chamber, There are 3 types of chamber of which serves different purposes and different functions