One mechanical device used to remove airborne health hazards from the workplace is the exhaust ventilation fan, or exhaust system.
compress air
Vaccume Cleaner
simple machine
The Allspark is/was a enigmatic device that is capable of giving mechanical items sentience.
The first mechanical counting device was invented by Blaise Pascal in 1642. It was primarily used as an adding machine. It could add and subtract two numbers.
The abacus is the original mechanical counting device. It was likely first used over five thousand years ago, and used beads to keep track of numbers.
napiers bone
The first mechanical counting device was invented by Blaise Pascal in 1642. It was primarily used as an adding machine. It could add and subtract two numbers.
The abacus. over 4000
An abacus.
A mechanical counting machine is a device used to count items or currency accurately and efficiently. It typically consists of rotating gears, levers, and dials that increment with each item counted. These machines were commonly used before the advent of electronic calculators and are still used in some settings for tasks like tallying votes or counting money.
he is remembered because he made the computerhe designed a mechanical one but never made it
Mechanical input device
A mechanical or electronic device that displays the time.
motor
Abacus