Vacuum gauge. A vacuum gauge, attached to a vacuum pump, shows - 1 atm reading relative to the atmospheric pressure (i.e. indicating vacuum). | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Turtle Rock Scientific |
Taille de l’image : | 5145 px × 3400 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |