Size 7 Boys Clothing - Longs
Welt seam Lapped seam Slot seam 127 5. Slot seam: This variation of lapped seam is used in skirt, coat and dresses for decoration. Sometimes it is combined with an inverted pleat. Cut a strip of fabric of the same length as the seam itself and having a width more than twice the width of the seam allowance. Work a row of tacking down the centre of the strip. Take the two parts of the garment to be seamed and fold their seam allowances to the wrong side. Now, with right side up, place the folded edge over the strip so that the folds fall exactly on the tacked line of the strip.
2. The purified alpha-cellulose is washed, dried and treated with basic copper sulphate and ammonia. 3. The viscose solution is forced through spinnerets into water, which removes much of the copper and ammonia.