Hydroelectric power station, With your own hands
08-January-2022 Saturday
HYDROELECTRIC power station with your own hands. Video with sound!
17-January-2021 Sunday
Goggles "UK4G-TPNV-02"
09-January-2021 Saturday
A mask that glows in the dark
08-November-2020 Sunday
Hydroelectric power station behind the garden. Legal issue