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A backdraft (North American English), backdraught (British English) [1] or smoke explosion is the abrupt burning of superheated gases in a fire caused when oxygen rapidly enters a hot, oxygen-depleted environment; for example, when a window or door to an enclosed space is opened or broken. Backdrafts are typically seen as a blast of smoke and ...
Flashover normally occurs at 500 °C (932 °F) or 590 °C (1,100 °F) for ordinary combustibles and an incident heat flux at floor level of 20 kilowatts per square metre (2.5 hp/sq ft). [ jargon ] An example of flashover is the ignition of a piece of furniture in a domestic room.
Motorcycle safety is the study of the risks and dangers of motorcycling, and the approaches to mitigate that risk, focusing on motorcycle design, road design and traffic rules, rider training, and the cultural attitudes of motorcyclists and other road users.
The excessive-heat warning was extended to 9 p.m. Thursday for the western San Gabriel Mountains, the Antelope Valley, Angeles Crest Highway and the corridors of the 5 and 14 freeways.
A motorcyclist died of suspected heat exposure and another was hospitalized for severe heat illness Saturday amid record temperatures at Death Valley National Park in California, park officials said.
Walking or running outside in the heat is not only uncomfortable, it can be dangerous. The good news is that in addition to knowing the signs of heatstroke, ...
Ventilation is a part of structural firefighting tactics, and involves the expulsion of heat and smoke from a burning building, permitting the firefighters to more easily and safely find trapped individuals and attack the fire. It is frequently performed from the outside of a burning building while the fire is being extinguished on the inside.
Burnout in the box at Tarlton International Raceway, South Africa Fire burnout, Santa Pod Raceway, UK. The origins of burnouts can be traced to drag racing, where they have a practical purpose: drag racing slicks perform better at higher temperatures, and a burnout is the quickest way to raise tire temperature immediately prior to a race.