1) Computer hardware cooling 
A water block is the watercooling equivalent of a heatsink. It can be used on many different computer components including the central processing unit (CPU), GPU, PPU, and Northbridge chipset on the motherboard. It consists of at least two main parts; the `base`, which is the area that makes contact with the device being cooled and is usually ma.....
a reduction in the permeability of a formation caused by the invasion of water into the pores.