Vegetable oil, Printer toner, a jar, and a rare earth magnet.
step 1
Pour about 50 ML of the toner into a jar and then put in two tablespoons of the vegetable oil.
step 2
mix the two together so that it is a very thin consistency.
step 3
Then grab your rare magnet and put it on the outside of the jar.
hypothesis
I think we will see the fluid react and form little spikes.