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Another use for bottles is to fill them with water and suspend from your ceiling, via a cut, so the sun can shine on them and light them up like a lightbulb.
https://www.youtube.com/watch?v=kHTD_RX3J2I
http://www.instructables.com/id/How-to-build-a-SOLAR-BOTTLE-BULB/
Don't throw away the lids to your bottles!
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Comments
Another use for bottles is to fill them with water and suspend from your ceiling, via a cut, so the sun can shine on them and light them up like a lightbulb.
https://www.youtube.com/watch?v=kHTD_RX3J2I
http://www.instructables.com/id/How-to-build-a-SOLAR-BOTTLE-BULB/
Don't throw away the lids to your bottles!