coating layer
121Plastics extrusion — Cross section of a plastic extruder to show the screw Plastics extrusion is a high volume manufacturing process in which raw plastic material is melted and formed into a continuous profile. Extrusion produces items such as pipe/tubing, weather… …
122Rust — For other uses, see Rust (disambiguation). Colors of rust …
123Parts cleaning — is essential to many industrial processes, as a prelude to surface finishing or to protect sensitive components. Electroplating is particularly sensitive to part cleanliness, since molecular layers of oil can prevent adhesion of the coating. ASTM …
124Scanning electron microscope — These pollen grains taken on an SEM show the characteristic depth of field of SEM micrographs …
125Plasma electrolytic oxidation — (PEO), also known as microarc oxidation (MAO), is an electrochemical surface treatment process for generating oxide coatings on metals. It is similar to anodizing, but it employs higher potentials, so that discharges[1] occur and the resulting… …
126glaze — glazily, adv. glaziness, n. /glayz/, v., glazed, glazing, n. v.t. 1. to furnish or fill with glass: to glaze a window. 2. to give a vitreous surface or coating to (a ceramic or the like), as by the application of a substance or by fusion of the… …
127solar cell — a photovoltaic cell that converts sunlight directly into electricity. * * * Any device that directly converts the energy in light into electrical energy through the process of photovoltaics (see photovoltaic effect). Solar cells do not use… …
128art conservation and restoration — Maintenance and preservation of works of art, their protection from future damage, deterioration, or neglect, and the repair or renovation of works that have deteriorated or been damaged. Research in art history has relied heavily on 20th and… …
