that show composition. materials report to larger or finer fractions based on original dimension, toughness, or brittleness. [ ] shape classification contributes to the dynamics of the material. classification by density is important when it comes to determining the use of a material. example[ edit...
like glass fiber under the microscope. the hollow fiber has air inside allowing combustion deep inside the material. smoldering fire and open flame travel quickly within the material. kapok was considered unsuitable for textile purposes because the fiber is brittle, smooth and slippery. refined kapok seed...