Kupaka chakudya cha starch cha chimanga kumatanthauza zinthu zopaka zomwe zimapangidwa kuchokera ku starch ya chimanga, chinthu chachilengedwe komanso chongowonjezedwanso. Zinthu zopaka izi zimatha kuwola ndipo zimatha kusungunuka, zomwe zimapereka njira ina yokhazikika m'malo mwa kuyika pulasitiki yachikhalidwe.
Starch ya chimanga, yochokera ku mbewu za chimanga, imakonzedwa kuti ichotse gawo la starch. Starch iyi imasinthidwa kukhala bioplastic yotchedwa polylactic acid (PLA) kudzera mu njira yotchedwa fermentation. PLA ingagwiritsidwe ntchito kupanga mitundu yosiyanasiyana ya kuyika, kuphatikiza mathireyi a chakudya, zidebe, makapu, ndi mafilimu.
Kupaka chakudya cha starch cha chimanga kumagawana zinthu zambiri ndi kuyika pulasitiki yachikhalidwe, monga kulimba, kusinthasintha, komanso kuwonekera bwino. Imatha kusunga ndikuteteza chakudya moyenera, kuonetsetsa kuti chili chotetezeka komanso chabwino. Komabe, ubwino waukulu wa kuyika chakudya cha starch cha chimanga ndi chilengedwe chake chopanda chilengedwe.
Kuphatikiza apo, kuyika chakudya cha starch cha chimanga kumachokera ku chinthu chongowonjezedwanso - chimanga - zomwe zimapangitsa kuti chikhale chokhazikika poyerekeza ndi kuyika chopangidwa kuchokera ku mafuta osungira zinthu zakale. Pogwiritsa ntchito starch ya chimanga ngati chinthu chopangira, titha kuchepetsa kudalira kwathu pazinthu zosangowonjezedwanso ndikuchepetsa mpweya woipa womwe umabwera chifukwa cha kupanga pulasitiki.