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Tags

A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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used to create new products that are of better quality than the original.
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roof covered with vegetation. For questions about construction of a 'normal' roof with sustainable building materials use [building-materials]
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fatty liquid extracted from seeds or fruits of plants, used often for consumption but also as biofuel.
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the sum of all energy that was spent to create an object or deliver a service