 Fonctionnement - Solar Steam machine
Fonctionnement - Solar Steam machine
- The concentration of the sun's rays is very dazzling. It is therefore recommended to protect your eyes with sunglasses.  
- Fill the black tube with a few drops of water (1/2 pipette). - - Cover the opening of the tube with a piece cut from a balloon and slide the plastic tube over it. - - With a pin, perforate the balloon a little bit on the side  
|  |  |  |  |  |  |  |  |  |  |  | 
0 Témoignages | Ajouter


