In it, he follows the manufacture of Duro-Test 100-watt light bulbs through all the stages of their assembly as neck, filament and envelope are brought together in strangely beautiful twentieth ...

75-watt bulbs faded away in 2012 and 100-watt bulbs this year. Their replacement equivalents, compact fluorescent lightbulbs and light-emitting diode bulbs, are bright, use 75 to 80 percent less ...

For 40-, 60-, 75-, or 100-watt incandescent lights ... It also scored a high lux rating—a measure of how effectively a bulb’s light spreads. This model also has a wider color temperature ...

Buying light bulbs today can be confusing. Gone are the days when your only decision was between a 100-watt and a 60-watt incandescent. Instead, there are all kinds of lighting options at the home ...