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[1] Do you "really" hate, or like LEDs?

[2] Which lamp do you like best?

[3] How to fix a dead Penning mixture HPS lamp?

[4] GE Halogen "modified spectrum" A19s

[5] MH to HPS Conversions.

[6] Germicidal lamp safety precautions

[7] led lights causing GCFI to open

[8] DX mercury vapor— colour?

[9] cities that still use mercury vapour lamps. also, do the new LEDs look like DX?

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