Compact Fluorescent Lights, Halifax Regional Fire Emergency Archived May 20, 2013, at the Wayback Machine.
The latest types are exhibiting superior efficacies (mostly because no power is wasted on powering heated cathodes) and a choice of color temperature.
Because the current is heavily distorted, the power factor of this lamp is only.61.The light produced by some single-envelope CFLs at distances of less than 20 cm (7.9 in) could lead to ultraviolet exposures approaching the current workplace limit set to protect gifts for bostonians workers from skin and retinal damage.Ccfls rely on the discharge itself to heat the electrodes which operate at similar temperatures to 'hot cathode' CFLs.Green screen kits and more!Every extra phosphor added to the coating mix improves color rendering but decreases efficiency and increases cost.Accessed "Mercury Content Information Available for Lamps on the 2003 New Jersey Contract T-0192".Ccfls have a diameter of about 3 millimeters."Influence of Large-Scale Installation of Energy Saving Lamps on the Line Voltage Distortion of a Weak Network Supplied by Photovoltaic Station".70 UVA can penetrate deep into the skin while sufficient levels of UVB can burn superficial layers.Cold-cathode CFLs can be dimmed to low levels, making them popular replacements for incandescent bulbs on dimmer circuits.6 George Inman later teamed with General Electric to create a practical fluorescent lamp, sold in 1938 and patented in 1941.A few tens of microamps of current is enough to charge the storage in the CFL power supply up to a voltage sufficient for the CFL to light briefly, discharging the storage and starting the process again.44 Equivalent wattage claims can be replaced by comparison of actual light output produced by the lamp, which is measured in lumens and marked on the packaging.This was the first successful screw-in replacement for an incandescent lamp.2001 ieee 32nd Annual Power Electronics Specialists Conference (ieee Cat.Archived from the original on October 15, 2011.Amber Angelle, "Will LED Light Bulbs Best Your CFLs and Incandescents?" Popular Mechanics August 4, 2010 accessed May 30, 2011 "Say Goodbye.A US article stated "A household that invested 90 in changing 30 fixtures to CFLs would save 440 to 1,500 over the five-year life of the bulbs, depending on your cost of electricity.CFLs designed for use in such fixtures are available."Energy Star Light Bulbs for Consumers" is a resource for finding and comparing Energy Star qualified lamps.
This caused by a small amount of current bypassing the switch either through a switch pilot light or through the capacitance of the two conductor cable connected between the switch and the CFL or the capacitance between this cable and other mains wiring.
They also note the EPA's estimates for the percentage of fluorescent lamps' total mercury released when they are disposed of in the following ways: municipal waste landfill.2, recycling 3, municipal waste incineration.55 and hazardous waste disposal.2.