Do you really use the elevator?

When asked, do you really use the elevator? Many people's first answer may be affirmative, not just enter the elevator, and then press a few floors of the button, then do it? There is no so - called skill at all. If you really think so, it means you don't know the elevator industry at all.
Because the real friends will use the elevator, they usually can not lift in normal operation condition, operation of the elevator, even when some security failure of elevator, they can also overcome the difficulties, and obtain more accurate and effective operation tips. For example, now edifice number, so often commuters are required to use the elevator; but once the elevator accidents so many people's first reaction is thrown into a panic, don't know what to do, but verbally said he knows how to use the elevator, such contradictions appear in many of people.
Understand the definition using the elevator must be able to learn some basic knowledge of the operation of the elevator and first aid, so that it can help you make more correct judgment in the escape time; most modern elevator is equipped with emergency safety device, as long as the passengers know how to use it, then the self-help is not a problem.