The card, with a picture of Brussels sprouts on the front, is made from potato starch paper and printed with food coloring.

该卡用土豆淀粉纸制成，封面上印的是芽甘蓝蔬菜照片，印刷颜料同样可食用。

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The card, with a picture of Brussels sprouts on the front, is made from potato starch paper and printed with food colouring instead of ink.

卡的封面是抱子甘蓝的图片。卡是用土豆淀粉纸做的，并用食用色素替代油墨上色印刷。

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Dalli said the potato will produce starch for paper production to help save "raw materials, energy, water and oil-based chemicals".

达利说，这种马铃薯中含有的淀粉可以用于造纸，由此会有助于节省“原材料、能源、水和从石油中提炼的化合物。”

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But its starch too can go into paper, and in Thailand a little already does.

ECONOMIST: Non-food GM

The tax also applies to bags made from paper, plant-based material, or natural starch.

BBC: Northern Ireland's new five-pence carrier bag tax