THE 2-MINUTE RULE FOR METHYLATED SEED OIL

Tribological exams were completed employing a ball-on-disc T-11 tester. The balls have been manufactured from steel, whereas the discs had been product of metal, aluminium oxide, zirconium oxide, polyamide and poly(methyl methacrylate). The outline of the unit and the procedures continues to be given inside the literature (Szczerek and Tuszyński i