Which DNA Testing Company Should I Use? The answer, as in many areas of genealogy, is it depends. Because different people test with different companies, many of which maintain their own databases of tested individuals, you will achieve the greatest chance of useful matches by either being tested, or sharing your DNA results, with as many companies as possible.
Cogeneration / Combined heat and Power (CHP) Cogeneration (cogen) through combined heat and power (CHP) is the simultaneous production of electricity with the recovery and utilisation heat.
What is cogeneration? A cogeneration unit generates heat and electricity simultaneously. Hence the abbreviation CHP for âcombined heat and powerâ. This solution yields huge energy savings compared with conventional production facilities (furnaces/boilers and electric power plants). How is that possible?