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Crime prevention relies on the actions that defend and fight against criminals and crimes, such as murders, robberies, burglaries, black mail, high jacking or smuggling. Criminologists focus on preventing the risks that can cause crime rather than reacting to crime that have already occurred.
Injury prevention is an effort to prevent or reduce the severity of bodily injuries caused by external mechanisms, such as accidents, before they occur. Injury prevention is a component of safety and public health , and its goal is to improve the health of the population by preventing injuries and hence improving quality of life .
Fire prevention is a function of many fire departments. The goal of fire prevention is to educate the public on the precautions that should be taken to prevent potentially harmful fires from occurring. It is a proactive method of preventing fire-based emergencies and reducing the damage caused by them. Fire prevention education can take the ...
The Bradford Hill criteria, otherwise known as Hill's criteria for causation, are a group of nine principles that can be useful in establishing epidemiologic evidence of a causal relationship between a presumed cause and an observed effect and have been widely used in public health research.
The Lucas Gusher at Spindletop, Texas (1901). Blowout preventers come in a variety of styles, sizes and pressure ratings. Several individual units serving various functions are combined to compose a blowout preventer stack.