in the form of an indium oxide deposit on the inner surface of the bulb to increase efficiency and luminosity. is replacing mercury in zinc powders used in alkaline batteries (green batteries), the aim being to slow down the spontaneous discharge that occurs during storage, i.e. to increase the shelf...
almost a meter up a glass vacuum tube. how density can be irrelevant a mercury barometer provides an illustration of how density can be irrelevant. in , evangelista torricelli filled a glass tube, closed on one end, with mercury. he then stood it upright in a basin of mercury, keeping one end submerged...
gender male female day month january february march april may june july august september october november december year hour mins astrology and planets the planets influence every aspect of human life. vedic astrology has seven planets, which has physical existence and these are the sun, moon, mars, mercury...
northern light(r) cap lamp systems have been crafted for maximum durability and comfort, while offering the superior light pattern and focused spot that miners expect from nlt's orange cap lamps. we have a history of industry firsts, delivering innovations in mine safety technology. built on the success...
halogen lamps compact fluorescent lamps linear fluorescent lamps discharge lamps ballasts and lamps accesories special lamps led systems ligthing control system show more lighting luminaires and street poles modular luminaires downlight luminaires decorative luminaires multiple lighting systems high-bay...
is presently used as a tungsten coating in electronic parts due to its high emission factor. in its fluoride and oxide forms, thorium is used in advanced optic applications for its high refractive index. it is also used in several other high temperature glass applications, such as in the mantle of lamps...