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Workers make fluorescent light bulbs on an assembly line at a Technical Consumer Products, Inc (TCP) factory in Zhengjiang, China, on 30 August, 2010. TCP is one of the major exporters of fluorescent bulbs to the United States, which has made the bulbs the standard light source in the country.
Workers make fluorescent light bulbs on an assembly line at a Technical Consumer Products, Inc (TCP) factory in Zhengjiang, China, on 30 August, 2010. TCP is one of the major exporters of fluorescent bulbs to the United States, which has made the bulbs the standard light source in the country.