no it was not ruled by any external power
Nope.
vagina power!
no, it`s not , it also require some external power.
vagina power!
electrolysis?
the need for devices to function without an external power source
A steam engine is an external combustion engine.
A power supply that is designed to be outside the case of the computer. Most laptop computers use an external power supply rather than an internal one to reduce size and weight while the laptop runs on battery power.
There were many external environments that affected Merck company. They were rivalry, entry and exit barriers, supplier power, buyer power and threat of substitutes.
Commonly, external hard drives will acquire power from the computer it is connected to. It is possible, though, to connect external hard drives to an outlet and permanently to the computer, replacing the previous hard drive, though I highly do not recommend such.
Passive; operates without the needs of external power