PLA yog dab tsi? PLA luv luv rau Polylactic acid lossis polylactide. Nws yog ib yam tshiab ntawm cov khoom siv biodegradable, uas yog muab los ntawm cov hmoov txhuv nplej siab tauj dua tshiab, xws li pob kws, cassava thiab lwm yam qoob loo. Nws yog fermented thiab muab rho tawm los ntawm cov kab mob kom tau lactic acid, thiab t ...
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