Braille
It is used by blind people.
No. It was used by blind people.
so blind people can read.
For blind people to read.
braille
The name Cecil is Latin in origin and means blind. It is used as a male name. Some well known people with this name are Cecil B. de Mille and Cecil Rhodes.
Finger spelling, or signing, is used by blind people.
Well as people think bats are blind because they often bump into people they acually see better than people. As people thinking bats were blind for many years people used the phrase even after science proofed bats weren't blind! They told it to people who were clumsy or needed glasses!
braille
It depends. A blindfold can be used in many ways.
Blind and double blind testing is to ensure the results are not influenced by the people overseeing the test (or those undergoing the test where appropriate.)
yes they can blind,deafen and kill people if they are used stupidly