Safety
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Safety is the state of being protected from harm or other danger. Safety can also refer to the control of recognized hazards in order to achieve an acceptable level of risk.
Warning signs, such as this one, can improve safety awareness.
"After whiskey driving risky" safety road sign in Ladakh, India
Platform screen doors are primarily used for passenger safety to prevent users from falling down on the tracks.
A mug reminds the drinker to be careful.
Accident
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An accident is an unintended and usually undesirable event that is not deliberately caused by humans. Although in ordinary conversations, intentionality is the only factor most people consider, formal
Green Bank Observatory radio telescope collapsed when a steel plate cracked in 1988.
Montparnasse derailment in 1895