net sand coefficient
21separation and purification — ▪ chemistry Introduction in chemistry, separation of a substance into its components and the removal of impurities. There are a large number of important applications in fields such as medicine and manufacturing. General principles… …
22Soil mechanics — is a discipline that applies principles of engineering mechanics, e.g. kinematics, dynamics, fluid mechanics, and mechanics of material, to predict the mechanical behavior of soils. Together with Rock mechanics, it is the basis for solving many… …
23franc — 1. franc, franque [ frɑ̃, frɑ̃k ] n. et adj. • Xe; lat. Francus, frq. Frank, nom ethnique, p. ê. du germ. °frëka « avide de combat »; cf. friquet 1 ♦ Membre des peuplades germaniques qui, à la veille des grandes invasions, occupaient les rives du …
24Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… …
25materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
26Borosilicate glass — is a type of glass with the main glass forming constituents silica and boron oxide. Borosilicate glasses are most well known for having very low coefficient of thermal expansion ( 5 / 0 6 / C at 20oC), making them resistant to thermal shock, more …
27Underwater acoustics — The field of underwater acoustics is closely related to a number of other fields of acoustic study, including sonar, transduction, acoustic signal processing, acoustical oceanography, bioacoustics, and physical acoustics.HistoryUnderwater sound… …
28Heat capacity — Thermodynamics …
29Fly ash — Photomicrograph made with a Scanning Electron Microscope (SEM): Fly ash particles at 2,000x magnification Fly ash is one of the residues generated in combustion, and comprises the fine particles that rise with the flue gases. Ash which does not… …
30electrochemical reaction — ▪ chemistry Introduction any process either caused or accompanied by the passage of an electric current and involving in most cases the transfer of electrons between two substances one a solid and the other a liquid. Under ordinary… …
