Are ESLs A Mercury-Free Replacement for CFL Lights?
Spectrums: CFL (top) has mercury’s characteristic violet and green. Incandescent (middle) spectrum is smooth with strong reds (warm). LED (bottom) has a bright peak in blue. If only there were a light bulb as efficient as a compact fluorescent light (CFL), but without the ghastly green light and brain-eating toxic mercury. Am I asking too […]