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Hydrargyrum medium-arc iodide ( HMI) is the trademark name of Osram 's brand of metal-halide gas discharge medium arc-length lamp, [ 1] made specifically for film and entertainment applications. Hydrargyrum comes from the Greek name for the element mercury . An HMI lamp uses mercury vapour mixed with metal halides in a quartz -glass envelope ...
The Centennial Light is an incandescent light bulb, recognized as the oldest known continuously operating light bulb. It was first illuminated in 1901, and has only been turned off a few brief times since. It is located at 4550 East Avenue, Livermore, California, and is open to public viewing. [ 1] Due to its longevity, the bulb has been noted ...
The small diagonal cylinder at the bottom of the arc tube is a resistor which supplies current to the starter electrode. A mercury-vapor lamp is a gas-discharge lamp that uses an electric arc through vaporized mercury to produce light. [ 1] The arc discharge is generally confined to a small fused quartz arc tube mounted within a larger soda ...
The field strength of electromagnetic radiation is measured in volts per meter (V/m). [ 2]: 139. The most common health hazard of radiation is sunburn, which causes between approximately 100,000 and 1 million new skin cancers annually in the United States. [ 3][ 4] In 2011, the World Health Organization (WHO) and the International Agency for ...
The homicide rate in the country was consistently at 0.7 per 100,000 people in 2010, 2015 and 2019, compared with 5.8 per 100,000 in 2019 in the United States, growing from 5.7 in 2016 and 5.5 in ...
Sanctuary. Atlantic. Elektra. EastWest. Website. rayj .com. William Ray Norwood Jr. (born January 17, 1981), [ 1 ] known professionally as Ray J, is an American R&B singer, songwriter, television presenter, and actor. Born in McComb, Mississippi and raised in Carson, California, he is the younger brother of singer and actress Brandy.
A tourniquet is an emergency device used to stop life-threatening bleeding that cannot otherwise be stopped. You should avoid using a tourniquet if: You can stop the bleeding using another method ...
"We won today, but they just told me I'm an All-Star. I mean, I'm just so happy," Reese said through tears. "I know the work I put in. Coming into this league so many people doubted me and didn't ...