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Why synthetic fibres do not absorb

Short answer: Polyester and nylon are made of plastic, and plastic does not bind water. The fibre can only move water...

What viscose does with water inside the fibre

Short answer: Viscose fibre has an open structure and binds water between its cellulose chains. It can take up more t...

Why cotton holds on to water

Short answer: Cotton fibre is hollow and draws water into itself. It can hold up to a quarter of its weight as moistu...

What a base layer has to do with moisture

Short answer: A base layer should move sweat away from the skin fast enough that you stay feeling dry, and it should ...

How moisture travels between two layers

Short answer: Moisture moves from the wet to the dry and from the warm to the cold. Two layers of clothing that touch...

Why sweat on the back dries slowest

Short answer: The back is covered by clothes in several layers, it rests against the chair or rucksack, and there is ...

The dew point in a layer of clothing

Short answer: The dew point is the temperature at which vapour turns into water. In clothing it happens where the war...

Humidity in the room and what it does to clothing

Short answer: Clothes in a wardrobe follow the humidity of the air. If it is too damp, the fabric takes up water and ...

Why clothing feels clammy without being wet

Short answer: Clammy is moisture that cannot escape. The fabric holds water, the air around it is already damp, and t...

What happens to moisture under a jacket

Short answer: A tight jacket stops the air from changing. Sweat from the body cannot escape, collects in the layers u...

Evaporation and what slows it down

Short answer: Water evaporates when the air above the fabric can take up more moisture. If the air is damp, still or ...

Why a wet fabric feels cold

Short answer: Water conducts heat far better than air. When fabric is wet, the insulating air has been replaced by wa...