uses polarizing light and
comparison microscopes
The yarn interlacing is not uniform Creates long floats Interlacing weave passes over four or more yarns Satin is the most obvious example
most durable of man-made
fibers; extremely light weight
a process for separating components of a mixture
Silk, Cotton, Wool, Mohair, Cashmere
Natural—animal, vegetable or inorganic
Artificial --synthesized or created from altered natural sources
Yarn, Warp, Weft and Blend
Fabrics are composed of individual threads or yarns, made of fibers, that are knitted, woven, bonded, crocheted, felted, knotted or laminated. Most are either woven or knitted. The degree of stretch, absorbency, water repellence, softness and durability are all individual qualities of the different fabrics.
Knitted fabrics are made
by interlocking loops into
a specific arrangement. It
may be one continuous
thread or a combination.
Either way, the yarn is
formed into successive
rows of loops and then
drawn through another
series of loops to make
the fabric.
a fabric made up of two or
more different types of fiber.
a continuous strand of
fibers or filaments, either twisted or
not
Bag clothing items individually in paper bags. Make sure that different items are not placed on the same surface before being bagged. Make tape lifts of exposed skin areas of bodies and any inanimate objects Removed fibers should be folded into a small sheet of paper and stored in a paper bag.
solubility and
decomposition
extreme elastic properties
(Made from derivatives of petroleum,
coal and natural gas) Nylon Polyester, Acrylic and Spandex.