… powders. This heading covers mixtures of chemical substances the combustion of which produces a more violent reaction than that produced by propellent powders. Combustion produces an …
… following types : (A) Lubricating preparations designed to reduce friction between the moving parts of machinery, vehicles, aircraft or other appliances, apparatus or instruments. Such lubricants … wire rod slides easily through the dies. These include : certain aqueous emulsions of tallow and sulphuric acid; …
… covers machines, whatever their mode of traction, used in place of hand tools, for one or more of the following … pushed by a tractor, to which they are linked by a coupling device (whether or not with a lifting mechanism). Others … as sliding floor plates, a worm feed, endless chains or centrifugal discs; portable mechanical apparatus used for …
… liquid air, or also (in the case of helium) from certain natural gases. They are presented under pressure. … transistors and other semi-conductor devices and solar cells. Silicon is also used in metallurgical industries …
… main primary product of the iron and steel industry, being produced principally by reducing and smelting iron ore in blast furnaces or by smelting ferrous waste and scrap in electric … which has been remelted for convenience and to obtain a certain degree of refining, blending or alloying, provided …
… solely of sheets of wood (other than bamboo), each ply not exceeding 6 mm thickness : 4412.31 - - With at least one … chestnut ( Aesculus spp. ), lime ( Tilia spp. ), maple ( Acer spp. ), oak ( Quercus spp. ), plane tree ( Platanus … Panels of laminated densified wood ( heading 44.13 ). (c) Cellular wood panels and assembled flooring panels, …
… the core, but in some cases the turns of the spiral are spaced; in the latter case, the product may have somewhat the appearance of certain multiple (folded), cabled or fancy yarns of …
… natural borates obtained by evaporating complex brines from certain salt lakes. (1) Sodium borates . The most … compositions, in anti‑freezing preparations and in ceramic insulators. It can also be used as an antiseptic. … as an antiseptic, in fire-proofing textiles or as a flux in ceramics, zirconium borate as an opacifier. Natural sodium …
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