How is fabric sold?
Off the roll or bolt
By the metre
Define denier
Define double weight fabric (3)
What does fabric weight vary according to? (3)
State 3 standard widths for textile fabrics
90cm
137cm
154cm
How are yarns classed?
+ example
According to their thickness and number of threads that are spun together to make yarn
E.g. - 4 ply has four threads, whereas 2 ply is thinner