I loved cartoon 1851. I studied magnetohydrodynamics in my honours degree in maths, and it's the first time I ever saw a joke about it.
*glee*
If you want a joke for another cartoon, here's one:
Q: what's the difference between an electrically anisotropic solid, and a Marxist philosopher?
A: One has a dyadic dielectric, and the other has a didactic dialectic!
