Using a magnifying glass to concentrate sunlight (or focus heat energy) which generates a high enough temperature to start a fire | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Degginger, Phil |
Taille de l’image : | 4992 px × 3328 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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