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The life stages can be completed usually in 13 to 19 days. Unfavorable conditions in the environment cause impairment of development and survival at all stages. Mites are killed at all stages when exposed to temperatures above 105 °F (41 °C) or below 35 °F (2 °C) for several days. In terms of humidity, the mites desiccate at levels below 20%.
It contains 87.5–91% by volume of absolute ethyl alcohol. The rest consists of water and the denaturants, with or without color additives, and perfume oils. Rubbing alcohol contains in each 100 ml more than 355 mg of sucrose octaacetate or more than 1.40 mg of denatonium benzoate .
Business and economy China China's Xinhua launches a global 24-hour English TV news channel. (AP via Yahoo!) (Channel News Asia) The Shanghai–Nanjing High-Speed Railway goes into operation; the journey takes 73 minutes with a top-speed of 350km/h (217 mph). (Shanghai Daily) (Xinhua) Disasters and accidents Hurricane Alex, the first hurricane of the 2010 Atlantic hurricane season, makes ...