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When bring a cart to grocery shopping, usually plastic bags are all stored all in one space. Vegetable and meat are placed in the same compartment,causing the smell to mix together. And also the vegetable could be easily be crushed out of shape.Losing it’s real taste. The cart has the ability to fold up and stored. When the cart is folded,there are hangers that can hang plastic bags. This could lead to the less usage of plastic bags.
Meng-Shuan Wu Tzu-Chao Chou