Curious Effect of the Electric Light

1850 Scientific American  
r�o Scientific may cause the destruction of the containing vessel, or if that remain entire, it may drive out a portion of fluid , which, taking fire, may cause more or less injury. The course of safe ty has been pointed out by the dealers in these articles for illumination. It is to fill the lamps (the tops of which screw on and are not supplied with special air-holes) in the ab sence of flame, by daylight, for example ; in which case no explosion can occur.
doi:10.1038/scientificamerican03091850-200e fatcat:6fl6xv4qdjgfzjczqp3kkpv744