Using Children's toys to help diagnose illnesses

"Modern medicine often feels like magic: A technician pricks your skin, draws a drop of blood and whisks it away into another room. Oftentimes, this gives the doctor enough information to make a diagnosis and prescribe a treatment. But for people in developing countries, these kinds of diagnostics can be more science fiction than reality.

Modern medicine relies heavily on technology, like centrifuges, that are costly, bulky and require electricity. In many places around the world, this kind of equipment can be hard to come by. But in a new study published online today (Jan. 10) in the journal Nature Biomedical Engineering, researchers described an inexpensive, hand-powered centrifuge that's based on an ancient toy and could help doctors working in developing countries."

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There is another way they could do that.  Using the same concept, but using a fire hardened or kiln fired clay wheel



Do you see what I see?

How about a way to make it a little more durable, plus higher RPM's might be obtained if you can balance the weight and the diameter of the flywheel.