8.3. SELECTION OF A SEWING MACHINE: 1. Whether attachments and repair tools are supplied with the machine. 2. Whether spare parts and repair service are readily available. 3. Whether a guarantee is offered on the machine.
6. Solution is filtered. 6. Same as acetate. 7. Spinning solution extruded in column 7. Same as acerate. of warm air solvent recovered 8. Filaments are stretched a bit and 8. Same as acerate. wound onto beams, cones, or bobbins ready for use.