Check the certification label. The most reliable way to tell if your appliances are compostable is to look for a certification label from a reputable organization, such as BPI (Biodegradable Produ...
By mixing around 50%~60% of the plant materials such as corns, potatoes and other vegetables, plus 40%~45% around plastic fillers such as PP (polypropylene), PSM comes into being with capability o...