How does one observe Lent? It differs from person to person and church to church, but some of the things Christians opt to do to observe Lent include: 1  On the first day of Lent (Ash Wednesday), some Christians mark their foreheads with ash as a symbol of sorrow and mourning over their sin.
An uncommon practice is to submerge the computer's components in a thermally, but not electrically, conductive liquid. Although rarely used for the cooling of personal computers, liquid submersion is a routine method of cooling large power distribution components such as transformers.
A typical water cooling system consists of four main parts (see also: Liquid Cooling 101): 1  A Radiator (heat exchanger) with fans to move heat from liquid into air. 2  Water Blocks to transfer heat into liquid. 3  A Pump to move the liquid.