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Scalding. Scalded thumb, two days after a radiator explosion. Scalding is a form of thermal burn resulting from heated fluids such as boiling water or steam. Most scalds are considered first- or second-degree burns, but third-degree burns can result, especially with prolonged contact. The term is from the Latin word calidus, meaning hot.
In humans, hyperthermia is defined as a temperature greater than 37.5–38.3 °C (99.5–100.9 °F), depending on the reference used, that occurs without a change in the body's temperature set point. [3] [10] The normal human body temperature can be as high as 37.7 °C (99.9 °F) in the late afternoon. [2]
Legionnaires' disease is a form of atypical pneumonia caused by any species of Legionella bacteria, [ 3] quite often Legionella pneumophila. Signs and symptoms include cough, shortness of breath, high fever, muscle pains, and headaches. [ 2] Nausea, vomiting, and diarrhea may also occur. [ 1] This often begins 2–10 days after exposure.
Ice and water are poured in, and the bag is zipped, with one arm hanging out so Willens can monitor the patient's blood pressure. This impromptu ice bath allows the patient to cool down rapidly ...
One option is temperature control—i.e., keeping all cold water below 25 °C (77 °F) and all hot water above 51 °C (124 °F). [3] Temperature affects the survival of Legionella as follows: [3] Above 70 °C (158 °F) – Legionella dies almost instantly; At 60 °C (140 °F) – 90% die in 2 minutes (Decimal reduction time (D) = 2 minutes)
Here, experts explain the best temperature for sleep. ... Researchers included sleep and environmental data for 11,000 nights of sleep for 50 adults aged 65 and older.
Thermal comfort is the condition of mind that expresses subjective satisfaction with the thermal environment. [ 1] The human body can be viewed as a heat engine where food is the input energy. The human body will release excess heat into the environment, so the body can continue to operate. The heat transfer is proportional to temperature ...
A thermostatic mixing valve (TMV) is a valve that blends hot water with cold water to ensure constant, safe shower and bath outlet temperatures to prevent scalding . The storage of water at high temperature removes one possible breeding ground for Legionella; the use of a thermostat, rather than a static mixing valve, provides increased safety ...