A broken light bulb doesn’t just leave you in the dark. Shattered glass and exposed electrical connections are a hazard, ...

There are four categories of fluorescent lampholders: compact, starter base ... lamps and may comply with NFPA 70, NEC Section 410.16 requirements. HID lampholders are available for various lamp types ...

Spectral lamps use two glass chambers: one contains the pressurized metal vapor and the other is the overall glass tube that encloses both the electrical apparatus and the pressurized tube, connecting ...

Floor lamps are a ... light set on a footed base. They’re great in corners, behind full-length mirrors and plants. This affordable corded accent light comes in six finishes and tilts to direct the ...

It simply turns on whenever it receives a signal. This lets you use only part of the AC waveform for certain types of loads such as lamps or heaters. It still waits until the zero-crossing point ...

after all — which uses a high electric current to create a super hot plasma that melts the base metal and filler. Tungsten electrodes may look like pieces of thick wire, but they’re actually ...

Scientists say light pollution may be contributing to "worrying" declines in insects seen in recent decades. In a UK study, artificial street lights were found to disrupt the behaviour of ...