|
' powder '
* Dr. Erdemir used boric acid powder of '0.5 micron, to 100-microns.'
* Automotive tribologist know that oil-borne particulates of 2 microns- to- 5 microns are damaging to an engine, causing perceptible wear.
__________________
Photobucket album: http://s1271.photobucket.com/albums/jj622/aerohead2/
|