1 Definition. 1.1 Basic definition; 1.2 Recent advances; 1.3 Rocks, ores, and gems; 1.4 Nomenclature and classification; 2 Mineral chemistry; 3 Physical properties of ...
Race is a classification system used to categorize humans into large and distinct populations or groups by anatomical, cultural, ethnic, genetic, geographical ...
Introduction to NAICS. The North American Industry Classification System (NAICS) is the standard used by Federal statistical agencies in classifying business ...
Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP You are viewing an Index to the USPC.
This chart graphically details the %DV that a serving of Whole wheat provides for each of the nutrients of which it is a good, very good, or excellent source ...
acquired trait: A phenotypic characteristic, acquired during growth and development, that is not genetically based and therefore cannot be passed on to the next ...
Standards Products. Browse ASTM standards, adjuncts, collections and purchasing options.