Goods ratio

The ratio of the weight of liquor employed in any treatment to the weight of material treated.
Note..'Short' and 'long' are often used to describe low and high liquor: goods ratio, respectively.

Gore

A shaped panel, generally in a skirt, which increases in width towards the hem or lower edge.

Gossypium

The generic natne of the cotton plant.
Note: Almost all cotton grown commercially belongs to one of only four species, Gossypium barbadense, Gossypium herbaceumi, Gossypium herbaceum, and Gossypium arboreum.

Gout

Foreign matter that is accidentally woven into a fabric. It is usually fly or waste that drops into the loom during weaving or that catches in yarns during spinning.

Grab Strength Test

A method for measuring the breaking strength of a fabric sample by mounting the sample in the tensile tester so that only a part of the width of the specimen is gripped in the clamps.

Grab test

A tensile test in which only the central portion of the width of the specimen is held in the jaws.(See also tensile strength at break.)

Graduated compression hosiery

Hosiery which, when worn on the leg, exerts a specified minimum pressure at the ankle and a progressively reduced pressure at the calf and thigh.

Graft copolymer

A copolymer formed when sequences of one repeating unit are built as side branches on to a backbone polymer derived from another repeating unit,

Graft polymerization

The production of a graft copolymer (see copolymer, graft).

Grain

A term used in making-up to refer to the direction of the warp threads in woven or warp-knitted fabric, and the direction of wales in knitted fabric. (See also grain line and off-grain.)

Grain line

A straight line marked on a pattern piece to indicate the warp or wale direction (see grain) to ensure that the pattern piece is correctly positioned and cut to achieve the required appearance in the finished product.

Gram Break Factor

See BREAK FACTOR.

Grandrelle yarn

A two-ply yarn composed of singles of different colour or contrasting lustre. (See also worsted yarns, colour terms.)

Granite weave

A weave having a satin base or other regular plan with adjoining ends lifted in regular order to give small broken effects. They are largely used as ground weaves for jacquard designs.

Graphite Fiber

Although the terms carbon and graphite are used interchangeably to describe these fibers graphite fibers are more accurately defined as fibers that are 99+% carbonized while the term carbon is used for any fiber carbonized to 93 to 95% or more. (See CARBON FIBER.)