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Your dad's Solar panels weren't PV--they were black panels with water circulating through them. This color would help with that.
by khafra 15y ago
Your dad's Solar panels weren't PV--they were black panels with water circulating through them. This color would help with that.
- ars 15y agoThere is photovoltaic, and solar thermal. One uses heat, the other uses electromagnetic light. This black stuff would help with the solar thermal type - but for a power plant a difference of 1% is completely unimportant, so this will never be used for that unless it's extremely cheap.