For stuff like radios and television
because
electricity and a signal
because
Volts are the "electromotive force" that is needed to "drive" the electricity through the wiring.
Many chemicals are needed. Electricity and raid are typically neither.
Electricity does flow back to the power plant. This electricity is what forms the circuit needed to actually deliver the electricity to you when you need it.
Gas and Electricity.
as fog harvesting turns water into electricity it is especially needed in the mountain areas to bring electricity there as there is a shortage of electricity there.........................
It isn't. Electricity is conducted by lots of substances, for example most metals.
To supply electricity in the event that the main power supply is unavailable and electricity is needed, or when it is impossible to connect everything that needs electricity to an outlet.
Patience and know things about electricity
Electricity