00670 - cereal and cereal-like flours (efsa foodex2)
00750 - millet flour (efsa foodex2)
http://www.langual.org/langual_thesaurus.asp?termid=A002T
http://langual.org
The group includes any type of Millet flour (finely milled grains with particles not easy to distinguish). Different grades of refinement and types are all included in this group. The part consumed/analysed is by default the whole or a portion of it representing the observed heterogeneity. ] and [https://en.wikipedia.org/wiki/flour] and [https://www.google.co.uk/search?tbm=isch&q=Millet+flour]
requires discussion