… are apparatus for the production of electrical signals, of known wave‑form and magnitude, at an assignable frequency … devices . This group covers : (i) Devices commonly known as “electronic cigarettes” that heat and vaporise …
… Special brasses include high‑tensile brass (often known as manganese bronze), used in shipbuilding, as well as … are important factors. (6) Beryllium copper (sometimes known as beryllium bronze) composed essentially of copper …
… The road tractor and semi-trailer form a combination known by various names (e.g., “articulated lorries”, … over short distances. These types of vehicles are known by various names (e.g., “terminal tractors”, “port …
… emulsifying, wetting), which is why they are usually known as “surfactants”. However, products which are not … preparations based on surface-active agents are also known as detergents . This type of preparation is used for …
… refrigerating cabinets.) Certain compression type machines, known as “liquid‑cooling units”, combine on a common base … liquid to be cooled. These latter machines include those known as “chillers”, which are used in air conditioning …
… of wire mounted on a laminated iron core; this system is known as the armature. In some AC generators the revolving … 85.41 ). (h) Certain electrical apparatus sometimes known as generators which do not in fact produce electric …
… ( heading 28.45 ). An alphabetical list of the various known elements, indicating the appropriate classification, … ‑ Fluorine; bromine This heading covers the non‑metals known as halogens, with the exception of astatine ( heading …
… only for ordinary measurement or checking of width, thickness, etc. (e.g., of machined parts, wire, metal goods) … Other forms of these tests are also used (Monotron, Shore, Knoop, etc.), and there are also instruments for testing …
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