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Use "kelvins" in a sentence
"Other similar claims: 25,000-hour life, or about 17 years if used for four hours a day, and 2700 kelvins, meaning these LEDs are comparable in color to soft white incandescents."
"The heat from the fuel rises to a temperature of 3,000 kelvins, and can speed along the tube 10,000 times faster than the normal spread of this chemical reaction."
"As for kelvins, a measure of the color temperature, this LED has 2700 and that makes it comparable to a soft white incandescent."