did you get my previous comment? i was doing some reading today and the material needs to have enough of a suraface area to be able to absorb enough energy to be able to light up at night. are these things all the same size and height? also how you thinking these will be made? i like the way it looks .
1 comment:
did you get my previous comment? i was doing some reading today and the material needs to have enough of a suraface area to be able to absorb enough energy to be able to light up at night. are these things all the same size and height? also how you thinking these will be made? i like the way it looks .
joe
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