The world needs a new source of energy, an unspillable source.

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(may be broke/outdated!)

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  1. Sadly in colder climate areas one should still use these tubes with antifreeze and a heat exchanger …

  2. eBay, Bro! Search for item # 320532812837, or Advanced Search for eBay ID “cleanrepublic”.

DIY EVACUATED SOLAR VACUUM TUBE kit boils water in the sun!