Malinga ndi bungwe la ku America lopanda phindu la Plastic Oceans International, matani apulasitiki opitilira 10 miliyoni amatayidwa m'nyanjayi chaka chilichonse. Malinga ndi National Geographic, pulasitiki imatha kutenga zaka 400 kuti iwonongeke. Kuyambira pakati pa zaka za m'ma 1900, matani 8,3 biliyoni apulasitiki apangidwa padziko lonse lapansi. Kodi kutaya zinyalala za pulasitiki zochuluka chonchi? Funso limeneli lazunguza asayansi kwa zaka zambiri.
BioLogiQ, kuyambira pomwe idakhazikitsidwa mu 2011, yakhala ikugwira ntchito yopanga zinthu zamapulasitiki zomwe sizingawononge chilengedwe kuchokera kuzinthu zongowonjezwdwa. "[...] Tinayamba kupanga pulasitiki kuchokera ku zinyalala za mbatata, makamaka kuchokera ku wowuma," CEO wa BioLogiQ a Steven Sherman posachedwapa adauza Idaho Statesman.
Mapulasitiki achikhalidwe amapangidwa ndi ma polima, zinthu zopangidwa ndi mamolekyu akuluakulu omwe amabwereza mobwerezabwereza, monga polyethylene ndi polystyrene. Ma polima awa amatha kutenga zaka mazana ambiri kuti awole.
BioLogiQ ikugwiritsa ntchito "ukadaulo wa iQ" wake, womwe umaphatikizapo kugwiritsa ntchito zowonjezera monga mbatata ndi chimanga chowuma kapena glycerin yochokera kumafuta amasamba ndi mafuta anyama popanga mapulasitiki.
Pulasitiki yomwe imachokera imawola mofulumira chifukwa n'zosavuta kuti tizilombo toyambitsa matenda tiphwanye zinthu monga starch ndi glycerin.