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A University of Houston researcher has developed a nanoparticle coating for solar panels that makes it easier to keep the panels clean, maintaining their efficiency for longer and reducing the maintenance and operations costs.
Word of the Day
- A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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