what are the diff. between HG lamps & sodium lamps ?

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what are the diff. between HG lamps & sodium lamps ? what are the advantages of sodium lamp over HG lamp. pl. thanks in advance.

2007-11-26 23:06:49 · 1 answers · asked by amshaikh748 1 in Science & Mathematics ➔ Chemistry

Different element (sodium vapour rather than mercury vapour), different colour, different brightness. Also, mercury is poisonous.

2007-11-27 00:21:46 · answer #1 · answered by Facts Matter 7 · 0⤊ 0⤋