Most Android users don't know what was done before the Touchcreen came to existence. There was various research that make me come up with this interesting article to help tackle the ignorant of some people.
The Touchcreen is a gadget that is an awesome one. The Touch Screen is divided into two classes which are
1.) Resistive Touchscreen
2.) Capacitive touchscreen

The Capacitive touch screen is where our smart phones fall into. This uses electric current in our finger to work.
Have you ever wondered the reason you can operate when phone when it is wet? Find out by clicking on the link below>>>

https://www.wasplight.com/secret-behind-touch-screen-phone/
This is the secret or mystery behind the Touch Screen. Please read and grab the knowledge.