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A client sent a picture to me today that started me thinking about fire extinguishers. Most sunburns are fairly minor in nature, and may be treated with topical anesthetics, but more severe examples are possible, with blistering, and the subsequent risk of infection possible. Ultraviolet radiation is also strongly linked with chronic conditions such as skin cancer, cataracts, and macular degeneration, so do not ignore the hazards. Heat exhaustion occurs when the body’s cooling mechanisms begin to fail to cope with heat being…