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Tag: Secondary energy

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What is the most common secondary energy source?

4 min read
According to the U.S. Energy Information Administration, electricity is a secondary energy source, and it is undoubtedly the most widely used in the modern world. Unlike primary sources found directly in nature, such as coal or wind, secondary sources are manufactured from these original inputs. This transformation makes electricity incredibly versatile, powering everything from our homes to industrial machines and global communication systems.