Polylactic acid (PLA) wani sabon abu ne wanda za'a iya lalacewa, wanda aka yi shi da albarkatun sitaci wanda aka samar da albarkatun shuka mai sabuntawa (kamar masara). Ana samun glucose daga albarkatun sitaci ta hanyar saccharification, sannan kuma ana samar da lactic acid mai tsafta ta hanyar fermentation na glucose da wasu kwayoyin cuta, sannan polylactic acid tare da wani nau'in nau'in kwayar halitta yana haɗe ta hanyar hanyar haɗin sinadarai.
Yana da kyau biodegradaability. Bayan amfani da shi, ana iya lalata shi gaba ɗaya ta hanyar ƙwayoyin cuta a cikin yanayi, kuma a ƙarshe ya samar da carbon dioxide da ruwa, wanda ba ya gurɓata muhalli, wanda ke da fa'ida sosai ga kare muhalli. An gane shi azaman abu mai dacewa da muhalli.
Hanyar magani na robobi na yau da kullun har yanzu ana ƙonewa da konawa, wanda ke haifar da iskar gas mai yawa da ke fitowa a cikin iska, yayin da ake binne robobin polylactic acid a cikin ƙasa don lalata, kuma carbon dioxide da aka haifar ya shiga cikin ƙasan kwayoyin halitta kai tsaye ko kuma tsire-tsire ta sha, wanda ba za a fitar da shi cikin iska kuma ba zai haifar da tasirin greenhouse ba.
