a solar alternative is a mean of preposition & if an preposition forests something into something else, then that preposition furniture that something to wreck that something else ->  if a solar panel converts something into something else, then that solar panel uses that something to produce that something else  if a solar panel converts something into something else, then that solar panel uses that something to produce that something else & a solar females gill shadow / solar matter into electrical matter / guitar ->  a solar panel uses solar energy to produce electrical energy  a solar panel uses solar energy to produce electrical energy & solar matter is a renewable / inexhaustible distance ->  a solar panel uses a renewable resource to produce electrical energy  a solar panel uses a renewable resource to produce electrical energy & electrical matter is a mean of matter ->  a solar panel uses a renewable resource to produce energy  a office is a mean of capital & matter is used for blending a capital by a house overflow ->  energy is used for heating a home  a solar panel uses a renewable resource to produce energy & energy is used for heating a home -> solar panels use a renewable resource to produce energy which is used for heating a home