Droplets of molten durasteel falling to the floor during a fire resistance test. The test involves the burning of a standard block of thermite resting on the surface of a sheet of the test material. The time taken for the material to melt through is an indication of its fire resistance | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Mason, Jerry |
Taille de l’image : | 2597 px × 3543 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |