forums of energies: society, ecology and clean technologies

oli 80

Hi everybody

for your pond or garden watering

oli 80

oli 80

Hi everybody,

here is the story of yaybahar

oli 80

Hi all,

watch out for your ears

various world music instruments used for film scores

oli 80

Hi everybody,

the instrument impresses

oli 80

Hello everyone, here is a strange sea animal

oli 80

Re,
These are the 3 videos from 3 different YouTube channels,
the assemblies are very similar plus they are all recent

oli 80

Hi everybody,

it seems that this DIY refrigeration device is of increasing interest

can cooler

oli 80

Hi all,
this system seems fake you will see why

oli 80

Hi all,

here's something for summer
homemade portable air conditioning

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