Umshado wakweshandleni Tonda we-PU lwenqanawe kuthintelekise ukubonakala nokuphucula komoya okufunekayo, ukuze zikhokele imibuzo esebenziswayo ngokugcina amagama. Ukuncedwa kwesayithi lokwe-PU luhluke phakathi kwezinto ezinethengiweyo nokulandelayo, kunye nezilimi ezincinci eziqondisiweyo ezizidinga ukukhathalela izinto ezitshabalaleni. Loluqukethe oluphakamisa loluqhathaniswa kuhlinza umsebenzi wenyawo ngaphambi kokuthi kuhlanganise 70%, ukusukela lokungapheleleyo kwiimbizo yokusebenza ngezinto lokudla, ukugwasa nokubuyela. Ukuphucula kwekhompi (elongation at break ≥400%) kuhlanganisa ukusebenza ngokubanzi kakhulu ngemva kwezindaba ezinkuncedekayo. Faka imboniso nalo msebenzi wesayithi oluphakamisa lokhu lapho ungene kutsi yimibuzo yakho ekuxhaswe.