Every time you make coffee, dry the leftover coffee grounds and keep them in small bowls, then place the bowls in the kitchen.

每次你煮咖啡的时候，把剩下的咖啡渣虑干放进小碗里，然后把碗放在厨房里。

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Sprinkle your used coffee grounds in the garden and around the outside of your house.

把你用后的咖啡渣撒在花园里和你房子的周围（房子外面）。

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Used coffee grounds, in moderation, can do wonders for the garden by adding nitrogen to the soil.

用过的咖啡渣，通过适量地在土壤中加入氮来对花园产生好的作用。

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Dr Misra says that a litre of biodiesel requires 5-7kg of coffee grounds, depending on the oil content of the coffee in question.

ECONOMIST: Monitor

The diesel-extraction method for coffee grounds is similar to that used for other vegetable oils.

ECONOMIST: Monitor

Commercial production could be carried out by a company that collected coffee grounds from big coffee-chains and cafeterias.

ECONOMIST: Monitor