Mirrors are used in elevators so that you can see all the people around you and can be aware whether a person is trying to kidnap you by grabbing you from behind.You can also check if your boss is behind or in front of you , so that you refrain from making comments about him ! :P
*Scenery shifting methods
love
A maze of mirrors
You buy a mirror or go see a carpenter for one.
Well, honey, the Phantom of the Opera broke his mirrors because he couldn't stand looking at his own reflection. I mean, have you seen half his face? Can't blame him for wanting to shatter those reminders of his not-so-pretty mug. It's a classic case of "out of sight, out of mind," if you ask me.
elevators
Cryer elevators is a tool used in dentisrty to remove a root tip left after the removal of the coronal portion of the tooth.
Elevators
Concave mirrors are used to focus light, to produce a parallel beam in car headlights, and so you can have a close look while shaving. Convex mirrors are used for making telescopes, viewfinders in vehicles, and used in supermarkets or stores as surveillance as it gives a wider view.
Concave mirrors are used in telescopes. Convex mirrors are used as side-view mirrors in cars.
silver is used in making mirrors because silver has a property to reflect so it is used in making mirrors
Convex mirrors
Side view mirrors.
from what I hear, they still use elevators. Know of a guy who repairs conveyor systems and has had to go down elevators (sometimes it takes an hour) to get underground! This is in 2009!
During the mid 20th century, high rise buildings began to expand. People started using elevators to reach the top floors. However, a lot of people complained that elevators were slow. This is when one company came up with the idea of mirrors inside lift to distract passenger.
elevators are related to math because elevators have numbers on them
they are windows and winscreen and the revision mirror and the side mirrors