Phase-out of incandescent light bulbs were no longer available from European sources. Russia is phasing out incandescent light bulbs. The production of lamps of 100 watt and more is banned. There are also discussions to ban light bulbs of 50 watts and more. Switzerland banned the sale of all light bulbs of the Energy Efficiency Class F and G, which affects a few types of incandescent light bulbs. Most normal light bulbs are of Energy Efficiency Class E, and the Swiss regulation has exceptions for various kinds of special-purpose and decorative bulbs. In line with EU rules, Switzerland banned the import and manufacture of halogen
Hammer Historical Collection of Incandescent Electric Lamps feet square. The cases were numbered 1 to 5 and displayed each a period of the evolution of the incandescent electric light bulb development. They showed on a label the country of origin, date, and inventor of each. Hammer pointed out that Edison was not the first to make an electric light bulb. He claims instead that Edison made the first "commercial" electric light bulb that was successful. The other electric lamps made by others had inherent defects and burned out quickly, making them not practical for use to the general public. Edison first used various experimental vegetable fibers for