and chain stitches are used in hand sewing. on a sewing machine a straight stitch is used. as with any creative work, there are many ways of doing these stitches and the effect they create varies with these methods popularly used quilting stitches horizontal quilting stitches square or diamond quilting...
ethyl ethanoate (vinyl acetate) or methyl propenoate (methyl acrylate). these fibres, known as acrylic fibres, are discussed in more detail below . to make plastics. these are again co-polymers. the two most important are san, (styrene-acrylonitrile) a co-polymer of propenonitrile (acrylonitrile) and...