… can be easily distinguished from real pearls through their lightness and the fact that they can be crushed under very light pressure. Solid imitation pearls are obtained …
… alternatively with loops in rows to the left and right. The loops in warp knits usually appear to be across … from the sample, they pull out in the warp direction (at right angles to the apparent rows of loops). The warp knits …
… of air currents, and grade the seed or grain according to weight, size or shape. Some seed selectors, etc., … The seeds roll freely to the bottom of the belt but the light vegetable waste adheres to the plushy surface of the …
… casein, vegetable gums (gum tragacanth, etc.) or rosin; weighting agents ; softening agents , based on glycerol, … fillers , based on natural or synthetic high molecular weight compounds. In addition to the above‑mentioned …
… the form of junction, switch or cross‑over points, curves, straight runs, etc. (2) Turntables, whether or not … passing beneath them do not exceed the maximum clearance height and width prescribed for the route involved. The …
