Tribological checks were carried out utilizing a ball-on-disc T-eleven tester. The balls have been made of metal, Whilst the discs ended up crafted from metal, aluminium oxide, zirconium oxide, polyamide and poly(methyl methacrylate). The description with the product as well as procedures is offered from the literature (Szczerek and Tuszyński https://polysorbate-8096406.blogpostie.com/53777914/a-secret-weapon-for-anionic-and-cationic