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Bromoform was discovered in 1832 by Löwig who distilled a mixture of bromal and potassium hydroxide, as analogous to preparation of chloroform from chloral. [5]Bromoform can be prepared by the haloform reaction using acetone and sodium hypobromite, by the electrolysis of potassium bromide in ethanol, or by treating chloroform with aluminium bromide.
Severe weather can occur under a variety of situations, but three characteristics are generally needed: a temperature or moisture boundary, moisture, and (in the event of severe, precipitation-based events) instability in the atmosphere.
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Although heat waves do not cause as much economic damage as other types of severe weather, they are extremely dangerous to humans and animals: according to the United States National Weather Service, the average total number of heat-related fatalities each year is higher than the combined total fatalities for floods, tornadoes, lightning ...
This stress and exhaustion can take a toll on mental health—exacerbating things like anxiety, depression, insomnia, and irritability (in addition to the literal and figurative headaches). There ...
Once again, just as with Rafael most recently, the western and central part of the Caribbean Sea will be conducive to tropical depression and storm formation, provided that moisture increases over ...
Orthopedists and trauma surgeons reveal which common but dangerous activities they avoid due to the risk of injury and share tips to stay safe. I’m an orthopedist. 7 things I never do to keep my ...
The effects of climate change on human health are profound because they increase heat-related illnesses and deaths, respiratory diseases, and the spread of infectious diseases. There is widespread agreement among researchers, health professionals and organizations that climate change is the biggest global health threat of the 21st century.