MODEL RELEASED. Air pollution monitoring. Technician monitoring the air in a building's air handling unit. This device cleans and recycles a building's air,removing pollutants,dust and microorganisms and controlling the temperature and humidity. Tests such as this,in which the technician is using a probe (black) to test the air,ensure that air quality standards are met | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Mason, Jerry |
Taille de l’image : | 4254 px × 4193 px |
Model Release : | Disponible |
Property Release : | Non requis |
Restrictions : | - |