Water heating is a thermodynamic process that uses an energy source to heat water above its initial temperature. Typical domestic uses of hot water include cooking, cleaning, bathing, and space heating.In industry, hot water and water heated to steam have many uses. common arrangement where hot-water space heating is employed, is for a boiler to also heat potable water, providing a continuous supply of DHW without extra equipment. Appliances that can supply both space-heating and DHW are called combination (or combi) boilers.
1 The population of South Africa is estimated at 53,139,528 as of July 1 2014. 2  South Africa's population is equivalent to 0.73% of the total world population. 3  South Africa ranks number 25 in the list of countries by population.
Best Answer: Population distribution means the pattern of where people live. World population distribution is uneven. Places which are sparsely populated contain few people. Places which are densely populated contain many people.Sparsely populated places tend to be difficult places to live. These are usually places with hostile environments e.g. Antarctica.orld population distribution is uneven. Places which are sparsely populated contain few people. Places which are densely populated contain many people. Sparsely populated places tend to be difficult places to live.