Sorry, maybe because you’re not in the States? Can someone else try it, please.
@NolaMel , that makes sense.
For my next trick, a magnetic stirrer out of scrap PC parts, a few hours labour / experimentation, and $2.75 for a 35 x 6mm, PTFE coated, magnetic stirring bar. Let me know if you want a detailed write up.
Off now to make a single coil for the nautilus.