
1) Base of the old food pyramid 2) Bits of salt, sand or sugar 3) Bits of sand 4) Oats and corn 5) Patterns in planks 6) Rice and wheat 7) Sand bits 8) Sand units 9) Wheat, rye and rice 10) Wheat, rye, and rice 11) Wood characteristics 12) Wood patterns
Found on
https://www.crosswordclues.com/clue/grains

1) Iotas
Found on
https://www.crosswordclues.com/clue/grains

• (n.) Pigeon`s dung used in tanning. See Grainer. n., 1. • (n. pl.) See 5th Grain, n., 2 (b).
Found on
http://thinkexist.com/dictionary/meaning/grains/

Parakeratotic nuclei within the horny layer of the epidermis, found in keratosis follicularis. ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973
Grains (grānz)
noun plural 1. See 5th
Grain ,
noun , 2
(b) .
2. Pigeon's dung used in tanning. See
Grainer. noun , 1.
Found on
http://www.encyclo.co.uk/webster/G/49

Small, hard, dry seeds harvested for multiuse purposes, including human consumption, animal consumption, and farm seed applications. Predominantly members of the grass family, but the term applies more broadly to include grain-like products such as buckwheat, quinoa, amaranth.
Found on
http://www.johnnyseeds.com/growers-library/glossary.html

Type: Term Pronunciation: grānz Definitions: 1. Parakeratotic nuclei within the horny layer of the epidermis, found in keratosis follicularis.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=38249

Refers to the commodity futures markets for corn, oats, and wheat. A broader definition would include soybeans.
Found on
http://www.oasismanagement.com/glossary/

small, hard, dry seeds, with or without attached hulls or fruit layers, harvested for food. Learn more about grains at MyPlate.gov
Found on
https://sciencetrek.org/sciencetrek/topics/nutrition/glossary.cfm

Individual crystals in metals.
Found on
https://steelforge.com/literature/steelog-the-5000-word-metals-glossary/

(such as rice, corn, maize, or wheat) used in addition to malted barley to make a beer. They tend to lighten the flavor of a beer and produce alcohol
Found on
https://www.encyclo.co.uk/local/22617
(in rock) mineral crystals or sediment particles that make up all rocks.
Found on
https://www.geolsoc.org.uk/ks3/gsl/education/resources/rockcycle/page3451.h

Individual crystals in metals.
Found on
https://www.unifiedalloys.com/resources/glossary/
No exact match found.