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What is "Warmth to Weight Ratio" - Definition & Explanation

A measurement used to evaluate the effectiveness of an insulated product in relation to weather conditions and the environment. The insulation with the best rating is down. Down provides the best warmth to weight ratio over almost any other insulation material, which is why you will see down garments and sleeping bags as the primary choice for use in almost every high altitude, cold weather expedition.

Some other terms

Some more terms:

a) Descriptive of textile materials the normal lustre (q.v.) of which has been reduced by physical or chemical means. b) The colour quality, an increase in which may be compared with the effect of...
A coat (a term frequently interchangeable with jacket) is an outer garment worn by both men and women, for warmth or fashion. Coats typically have long sleeves and open down the front, closing by...
Weaving machine for pile fabrics or velvets whereby the pile is made by weaving steel rods or wires into the fabrics. When the wires are extracted the warp ends that have been woven over the wires...
Sheraton is a late 18th century neoclassical English furniture style, in vogue ca 1785 - 1800, that was named afterwards (by 19th century collectors and dealers) to credit furniture designer Thomas...
Two or more lengths of fabric that are woven side by side and subsequently separated from each other by cutting along lines formed by leaving one or more dents. NOTE: Fraying at the cut edges may...

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