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Published by the Royal Society under the terms of the Creative Commons Attribution License http://creativecommons.org/licenses/by/4.0/, which permits unrestricted use, provided the original author and source are credited.
TGA of light roast coffee chaff biocarbons pyrolysed at 900°C for 30 min displaying both the weight per cent remaining at a given temperature, and the derivative of the weight per cent remaining with respect to temperature.