Port - Most input/output devices are outside the computer case. These devices communicate with components inside the computer case through a wireless connection or through pcables attatched to the case at a connection called a port.
Rain Drops by Evan Gant. All this concept needs are plastic bottles, a structure, and gutters, which catch rainwater. The bottles are a cheaper way of storing water and a great way to reuse those soda bottles.
4 Six Volt Deep Cycle Batteries hooked in a series parallel circuit: I am changing the batteries in my 2001 pace arrow coach and noticed that the two batteries for house power are just regular car batteries.