Nanomaterials describe, in principle, materials of which a single unit is sized (in at least one dimension) between 1 to 1000 nanometres (10−9 meter) but usually is 1 to 100 nm (the usual definition of nanoscale).
An EU project considered adapting an American tax-based scheme financing green technologies for European use. The programme was effective in its native California, and the team recommended its adoption in preference to subsidy options.
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