It was also very hot in parts of France and Italy, with Paris experiencing highs of almost 39C and Florence 38C.
BBC: Saturday's record temperatures not beaten
That means you need less silicon to make a given amount of electricity, but it also makes the silicon very hot as hot, in fact, as a high-performance microprocessor.
ECONOMIST: Monitor
For example, the cells would have high output on very sunny days, most of which would also be hot.
FORBES: Connect
The U.S. was pulled into a very hot conflict by the Korean War, which also is over.
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