because you could hear somthing and it could be somone breaking in
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There are many environment's which are unsafe such as asbestos in the walls of your house, to wood mites in your house's flooring.
Jumping Off a Cliff: An Unsafe PracticeJumping off a cliff is unsafe for the same reason jumping off the roof of a house is unsafe; the distance between where you jump from to where you land is most likely going to harm your body and might result in death.
Unsafe
DO NOT DO THIS!!! UNSAFE!!!!!!!!!! UNSAFE!!!!!!!!!!!! UNSAFE!!!!!!!!!!!!!!
NO, NO, NO, NO, NO!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! DANGER, DANGER, DANGER, DANGER!!!!!!!!!!!!!!!!!!!!!!! UNSAFE, UNSAFE, UNSAFE, UNSAFE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
It is generally considered unsafe to house any type of coral with puffer fish.
Unsafe product
DO NOT ATTEMPT TO DO THIS!!!!!!!!!!!!!!!!!!!!!!!!!!!! DANGER, DANGER, DANGER!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! UNSAFE, UNSAFE, UNSAFE, UNSAFE
Doing dangerous things will make you unsafe. Inspectors found unsafe conditions in the company's factory.
GET IT TO A GUNSMITH NOW OR SEND IT TO BROWNING!!!!!!!!!!!!! UNSAFE!!!!!!!!!!!!! UNSAFE!!!!!!!!!!!!!!!! UNSAFE!!!!!!!!!!!!!!!!! UNSAFE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
I deemed it unsafe to proceed.The test was deemed inaccurate. He was twice deemed to be at risk to himself or others.