Although the quality of potato starch is higher, it is being supplanted by poorer quality cereal starch. From Europarl Parallel Corpus - English One third of the nearly 200 wild potato species were first described by him.
This tensile test of a nodular cast iron demonstrates low ductility. In materials science, ductility is a solid material's ability to deform under tensile stress; this is often characterized by the material's ability to be stretched into a wire.uctility can be quantified by the fracture strain, which is the engineering strain at which a test specimen fractures during a uniaxial tensile test.
First of all, the class of materials that exhibit the largest reduction in ductility at low temperatures is high strength steel alloys. This phenomenon is called ductile to brittle transition (DBT) and happens primarily with BCC crystalline materials (which tungsten is also).