The days of traditional mercury vapor UV lamps, which were first introduced around 130 years ago, may be numbered in Europe because of the European Union’s health and safety legislation. However, UV LED technologies have grown and been improving so rapidly that they appear capable of taking over as a viable, safer alternative. After being a niche application only a few years ago, UV LED could account for as much as 30% of the market by next year, according to Yole Developpement, a consulta...