Ithimba le-R & D elingcweti, imishini yokukhiqiza ethuthukile, ukuhlanganiswa kwekhwalithi, ukubukeka okuhle, nokusebenza okukhethekile ukuhlangabezana nezidingo zezimakethe ezahlukahlukene endaweni naphesheya kwezilwandle. Isevisi yokuqaphela ngemva kokuthengisa, ubuchwepheshe bomkhiqizo obuhle kakhulu, nemikhiqizo yekhwalithi ephezulu ihlinzeka ngezixazululo ezichwepheshile zokuhlinzeka ngama-ejenti nokuthengisa.