1. Mix polystyrene with gasoline to get the strongest glue. Goodbye water leaks in roofs and walls

    Mix polystyrene with gasoline to get the strongest glue. Goodbye water leaks in roofs and walls

    34
  2. "FROM SCRAP TO POWER: Building an Electric Motor Machine LIKE A FACTORY | DIY Scrap Invention!"

    "FROM SCRAP TO POWER: Building an Electric Motor Machine LIKE A FACTORY | DIY Scrap Invention!"

    4