Teen's magnetic filter removes 95% of brain-contaminating microplastics using reusable ferrofluid technology that eliminates ...

How To Make The Metal Foundry . Steel Melting Furnace. In this video, we show our longest-running steelmaking furnace project. The home foundry was made from an old gas cylinder. The furnace is ...

Virginia teenager Mia Heller’s filtration system harnesses the power of ferrofluid, a magnetic oil that binds to ...