Smoke alarm. Internal components of a standard UK ionisation smoke alarm. Seen here are the battery (oblong),horn (round,centre left) and the radiation source (with radioactive symbol). The circuit board is beneath the horn and radiation source | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Andrew Lambert Photography |
Taille de l’image : | 3614 px × 4942 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |