MODEL RELEASED. Water pollution monitoring. Technician performing a test on a sample of water from a building's water tank. A variety of test solutions and reagents are seen in the case at lower right. This testing is performed to ensure the building's water does not harbour any potentially harmful microorganisms or chemicals,and that it is safe to drink or wash with | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Mason, Jerry |
Taille de l’image : | 3929 px × 3997 px |
Model Release : | Disponible |
Property Release : | Non requis |
Restrictions : | - |