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Why Do Elevators Always Have Those Tiny Dots on Their Buttons? They Have a Surprising Purpose

27 April 2017

Have you ever seen funny little bumps next to the buttons on the elevator. You see them in every public place next to numbers and alphabets and they actually represent something important.

1.Here is how they look like in case you haven’t seen them before

Photo: www-users.cs.york.ac.uk
Photo: www-users.cs.york.ac.uk

2.These dots represent Braille system of writing and they are part of Americans with disabilities act

Photo: imgur.com
Photo: imgur.com

3.This technique provides blind people to read by touch

Photo: marketium.ru
Photo: marketium.ru

4.Invented almost 200 years ago, it’s used all over the world in many languages.

Photo: cache4.asset-cache.net
Photo: cache4.asset-cache.net

5.Inventor of this code, Louis Braille was French teenager who lost his eyesight when he was 15

Photo: image.made-in-china.com
Photo: image.made-in-china.com

6.Louis Braille designed a system using two parallel columns of three dots each to be small enough to fit under the fingertip.

Photo: innovationind.com
Photo: innovationind.com

7.Alphabet: Each letter of the Braille alphabet is made by using a combination of six or fewer dots within one cell.

Photo: imgur.com
Photo: imgur.com

8.You can make 64 different combinations of numbers and letters

Photo: imgur.com
Photo: imgur.com

9.Though Braille opened up the world of reading to the blind, it was very cumbersome.

Photo: photos.foter.com
Photo: photos.foter.com

10.Now when you know this, share it with your friends and explain them who was Braille and what he made

Photo: stepbrasil.com.br
Photo: stepbrasil.com.br
Why Do Elevators Always Have Those Tiny Dots on Their Buttons? They Have a Surprising Purpose
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