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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[A short sanity check: http://wiki.answers.com/Q/How_many_gas_stations_are_there_in_the_US says there were about 115 Thousand gas stations in the US in 2008 :o) .] What is important is to assess the effect of the estimates made on the final result.