Dichroic Light Bulbs. Browse our range of dichroic low voltage spot lamps, these lamps are great value for money and energy efficient. We have a wide range of wattages including 20, 35, 50watt, MR16 & MR11 lamps in spot, flood, and wide flood beam angles as well as coloured dichroics for effective ambient lighting.
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Over 9.5 million urine drug tests were positive in the U.S. workforce in 2015. The rates increased to 4% of workers tested in 2015 versus 3.9% the year before. Workplace drug screening is primarily limited to drugs with the potential for abuse, including some prescription drugs, and alcohol.