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Chemical reactions involving thermal runaway are also called thermal explosions in chemical engineering, or runaway reactions in organic chemistry.It is a process by which an exothermic reaction goes out of control: the reaction rate increases due to an increase in temperature, causing a further increase in temperature and hence a further rapid increase in the reaction rate.
Working out is the best way to get fit and feel healthy. For decades, people have been trying out different workout routines and fitness trends to see what feels the best for their bodies. That ...
These range from simple spring-like devices to computerized electromechanical devices to recirculating-stream swimming pools. Most exercise machines incorporate an ergometer. An ergometer is an apparatus for measuring the work a person exerts while exercising as used in training or cardiac stress tests or other medical tests.
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Earth's longwave thermal radiation intensity, from clouds, atmosphere and surface. The three basic types of radiant cooling are direct, indirect, and fluorescent: Direct radiant cooling - In a building designed to optimize direct radiation cooling, the building roof acts as a heat sink to absorb the daily internal loads. The roof acts as the ...
Ancient Roman relief showing a legionary. Antikensammlung, 2nd century AD. Physical training has been present in some human societies throughout history. Usually, people trained to prepare for physical competition or display, to improve physical, emotional and mental health, and to look attractive. [1]
The report highlights that connecting with friends over wellness and fitness has helped gyms emerge as a popular “third place”: a place people go to outside of work, school, and home to find ...