… freely to the bottom of the belt but the light vegetable waste adheres to the plushy surface of the belt fabric. … and graders of the magnetic or electro‑magnetic types. (5) Washing, stone‑removing and “whizzing” machines , with or …
… These produce or amplify electro‑magnetic radiation in the wavelength range between 1 nanometre and 1 millimetre … medium are repeatedly reflected and amplified in such a way that a coherent light beam (visible or invisible) is …
… figures, etc.); sporting or art trophies (cups, etc.); wall ornaments incorporating fittings for hanging (plaques, … the Explanatory Notes to headings 90.01 and 90.02 ), e.g., wall or pocket mirrors and rear‑view mirrors, generally made …
… other elements such as oxygen, nitrogen or sulphur. In this way, the following heterocyclic groups are derived : (A) … (3) Di- o -tolylthiourea . White powder, insoluble in water; used as an accelerator in the vulcanisation of …
… the gas on the electrodes; others may be vacuum jacketed or water cooled. In some cases the internal wall of the lamps is coated with special substances which …
… to take photographs of the sun in the light of any desired wavelength. It consists of a spectroscope with a slit in place of the eyepiece so that only light of the desired wavelength can pass through it on to a photographic plate. …
… gas (hot gas welding) . The surfaces to be joined are warmed by electrically heated gas (generally air) and joined … element welding) . The surfaces to be joined are warmed by means of electrically heated elements and joined …
… etc., by which they can be fixed to the machine, or to a wall or other part of a building; but chairs, plates, … is specially designed for ships. (c) Parts of clocks or watches ( heading 91.14 ). …
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