unstable machining
21Demining — Colombian soldier minesweeping. Demining or mine clearance is the process of removing either land mines, or naval mines, from an area, while minesweeping describes the act of detecting of mines. There are two distinct types of mine detection and… …
22Krypton fluoride laser — For background information about krypton and fluorine, the two active elements in a krypton fluoride laser, see Krypton and Fluorine. A krypton fluoride laser (KrF laser) utilizes the chemical property of krypton gas and the strong oxidizing… …
23Chlorinated polyvinyl chloride — Density 1.56 g/cm3 Young s modulus (E) 2.9 3.4 GPa Tensile strength(σt) 50 80 MPa Elongation @ break 20 40% Notch test …
24Silicon nitride — Preferred IUPAC name Silicon nitride …
25Head gasket — Different kinds of gaskets, #4 indicating a V4 or boxer engine head gasket …
26Plutonium — (pronEng|pluːˈtoʊniəm, symbol Pu, atomic number 94) is a rare radioactive, metallic chemical element. The most significant isotope of plutonium is 239Pu, with a half life of 24,100 years; this isotope is fissile and is used in most modern nuclear …
27Rotating ring-disk electrode — A rotating ring disk electrode (RRDE) [Albery W.J.; Hitchman M.L. Ring Disc Electrodes Oxford: Clarendon Press 1971 (ISBN 978 0198553496)] is double working electrode used in hydrodynamic voltammetry, very similar to a rotating disk electrode… …
