In article , Terry
Casey writes
... unless you know of a way to carry out the same experiment for
cotton using materials commonly found in the average household ...

Vacuum-cleaner fluff would probably do it, although I have no intention
of finding out.
--
SimonM
----- TubeWiz.com -----
Video making/uploading that's easy to use & fun to share
Try it today! (now with DFace blurring)