US$ 99.00
or backpack
Can be used outdoors and on round surfaces
der kan tændes og slukkes med et snuptag
PLEASE NOTE: Avoid eating magnets
tyk magnetfolie
Ferrofluid - Magnetvæske til eksperimenter (10 ml.) Auto-translated (SE) or backpackFerrofluid is a ferromagnetic liquid that creates the most beautiful patterns when poured on top of a magnet. Contents: 10 ml bottle. NOTE! Remember to use a thick piece of glass or similar between magnet and ferrofluid so you can reuse the fluid! The liquid contains small ferromagnetic particles (magnetite) that are so small that they cannot be seen with the naked eye (a few nanometers in size). The particles make the liquid react strongly to
US$ 99.00
US$ 499.50
US$ 499.50
US$ 119.00
US$ 16.00
US$ 499.50
US$ 749.50
US$ 144.00
US$ 21.00
US$ 749.50
US$ 19.00
US$ 359.80