LEWIS HOUGHTON / SCIENCE PHOTO LIBRARY LEWIS HOUGHTON / SCIENCE PHOTO LIBRARY
Mosquito repellent production. Bottles of mosquito repellent being filled and labelled on a production line. This brand is Trek 50 (formerly Repel 55). Formulated for malarial areas, this is a strong repellent designed for use in tropical and sub-tropical areas. It contains 50 percent DEET (diethyltoluamide), an insect repellent. The bottling is taking place at a Scotmas production facility in Scotland. Scotmas, founded in 1998, is an international business headquartered in Scotland. Photographed in 2016.
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