Engg. properties of grain

This document discusses the various engineering properties of seeds including physical, mechanical, thermal, electrical, and optical properties. It provides details on measuring various physical properties like size, shape, density, porosity, and describes their importance in applications like design of storage and handling equipment. Mechanical properties like compressive strength and coefficients of friction are discussed along with their relevance. Thermal and electrical properties and their use in processing, drying and damage assessment is covered. Optical properties and their utility in sorting and grading is also summarized.