harnessing solar energy

people use this product for electricity and technology

Why did NASA make _________.

NASA made because for the aircrafts, they helped small companies like government,universities,and nonprofit organization.
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How do we use the product today?

there are many different way that we use the harnessing solar energy, they use the sunlight to do more electricity to there plant. solar thermal technology where heat from the sun is used to make hot water and steam. passive
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