How to Synthesize Ferrofluids
Covering ground already trodden by V, but here is a neat, supposedly kids-safe method to create your own ferrofluid: http://mrsec.wisc.edu/Edetc/nanolab/ffexp/index.html
posted by Sean at 3:59 PM
3 Comments:
All right, my chemistry ain't that great anymore, but I live in the country and I have no idea what a "cow magnet" is. You'd think I'd see one out on one of the many farms in the area...
From the Gods of Wikipedia: http://en.wikipedia.org/wiki/Cow_magnet
Thank heavens this involves acquiring substances not found at Walmart, or I'd never leave the kitchen. My husband, son, and dogs would starve (though the cats would probably develop a very healthy, shiny coat), and civilization as we know it would probably end. If only George Washington Carver had found a way to do this with peanut butter...(then I'd have to leave the kitchen to get more materials after eating particularly appetizing formations...)...
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