General Discussion > Science & Nature

Largest Water Solar Heater With PET Bottles.

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mistybear:
                                     Largest Water Solar Heater with PET Bottles Installed in Parana Brazil.

                                                  LINK

Simon:
Very impressive!

sam:
cool!

Clive:
We will all have them this winter with the price of gas going up by 42%.   :bawl:

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