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What fabric softener leaves on the fibre

Short answer: Fabric softener puts a thin film of fat-like substances on the outside of the fibre. The film makes the...

What descaling the machine means for your clothes

Short answer: A machine with lime on the heating element uses more energy and spreads heat unevenly. Loose pieces of ...

How water hardness changes the effect of detergent

Short answer: Hard water contains lime, and the lime binds part of the detergent before it reaches the clothes. That ...

Why the spin should be lowered for knitwear

Short answer: Knit stretches, and a wet knitted garment is heavy. At high spin speeds it is pulled out of shape and p...

What spinning does to the fibres

Short answer: Spinning presses the laundry against the drum wall with great force and pulls the water out through the...

Why temperature matters less than time

Short answer: Detergent works at any temperature, it just takes longer at low heat. A long programme at thirty degree...

How detergent works chemically

Short answer: Detergent contains molecules with a water-loving end and a grease-loving end. They gather around grease...

What happens in the drum during a wash

Short answer: The drum lifts the laundry up and lets it fall back into the water, again and again. Movement, water an...

What makes a yarn smooth or rough

Short answer: It comes down to fibre length, twist and finishing. Long fibres, tight twist and a singed or polished s...

How to tell knitted from woven by hand

Short answer: Stretch the fabric across the width. A knitted fabric gives clearly and springs back, while a woven fab...

Why thicker yarn does not always last longer

Short answer: Strength depends on fibre length and twist, not only on thickness. A thick yarn made from short, loosel...

How a fault in the yarn ends up as a fault in the fabric

Short answer: A yarn with a thin spot, a knot or uneven twist gives a visible stripe or a loop in the finished fabric...