2007 07 24 ENV_MR
Montreal (Qc) CANADA, July 24, 2007 - Model Released photo- A young asian woman replace an incandescent light bulb by an efficient compact fluorescent light bulb.(CFL)
A compact fluorescent lamp (CFL), also known as a compact fluorescent light bulb is a type of fluorescent lamp designed to replace an incandescent lamp. Many CFLs can fit in the existing incandescent light fixtures.
Compared to incandescent lamps of the same luminous flux, CFLs use less energy and...
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