The post construction or shut down cleaning is operated when openning of new facilities or after rehabilitation of existing facilities. It is a decontamination process of all the surfaces, furniture, ceilings, walls, floors, etc.
Micro cleaning is a specific disinfection or decontamination that is operated after a post construction or shut down cleaning.
It is operated on all surfaces.
Airborn disinfection is also known as a "terminal disinfection" that doesn't treat the air itself but uses the air as a medium for disinfectants. The airborn disinfection can reach all surfaces including those previously considered out of reach. It can be carried out with no human presence so that nobody is in contact with chemical products.