Before revision: European lists of critical raw materials All critical raw materials are graphically summarised on the periodic table of elements published in review paper "The Critical Raw Materials in Cutting Tools for Machining Applications: A Review".Rizzo, A.; Goel, S.; Grilli, M.L.
After revision: upright=1.3|Figure gives a summary of critical raw materials lists reported by the European Commission in 2011, 2014 and 2017European lists of critical raw materials All critical raw materials are graphically summarised on the periodic table of elements published in review paper "The Critical Raw Materials in Cutting Tools for Machining Applications: A Review".Rizzo, A.; Goel, S.; Grilli, M.L.