It's been done already. The biggest problem with making it a marketable venture is limitations on battery life.
1978 Nintendo begins making coin-operated video games. In addition, they begin selling coin-operated video games using microcomputers as well.
Generation.
Are you making a statement or asking a question? Certainly electricity is useful.
A switch is a device for closing or opening (making or breaking) an electric circuit. A switch can be manually operated,electrically operated or electronically operated. -By Sumant dev (Aeronautical engineer,devsumant@gmail.com)
making electricity
for making electricity
To design and constuct
He discovered electromagnetic induction,diamagnetism and the laws of electrolysis, which is the basis for both making electricity and driving a motor with electricity. He also built a dynamo for making electricity.
Sending stream to buildings in Manhattan for Heat/ hot water and air conditioning systems such as central heating where brine is used and also used for making electricity through a steam operated turbine
To store or produce electricity.
Dynamo
Fiona faced may challenges throughout her journey but one of the biggest challenges was making the formula and testing it on people so she knew it would work.