apse; apsis. Hypernyms (apse is a kind of...): niche; recess (an enclosure that is set back or indented) Hyponyms (each of the following is a kind of apse): tribune (the apse of a Christian church that contains the bishop's throne) Holonyms (apse is a part of...): church; church building (a place for public (especially Christian) worship)
Wikipedia enumerates the many uses of electricity in both human technology and the natural world. Electricity provides heat and private and public lighting. Electricity is vital to many appliances, like televisions, radios, computers, refrigerators and washing machines. Even automobiles use electricity and have a battery for this purpose.
The grounding of electricity is important for three main reasons. Grounding helps to direct the path of electricity to electrically powered devices, helps to stabilize the voltage levels of electrical power, and helps protects your home and appliances from electrical overload.