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What is "Azo-free colorants" - Definition & Explanation

Azo-free colorants are dyes and pigments that are free of the nitrogen-based compounds aromatic amines, also referred to as "Azos". These compounds are toxic and banned in the EU due to their mutagenic, carcinogenic and often allergic properties. These dyes are not biodegradable.

Some other terms

Some more terms:

A plain-weave, stiff fabric with thick-and-thin yarns in both the warp and the filling. The fabric was originally made of linen but is now duplicated in 100% polyester or a variety of blends such as...
1). A heavy napped surface, most often in knit goods, made with a heavy and soft-spun back yarn, which is napped in finishing (e.g. the inside surface of a sweatshirt). 2). Wool sheared from sheep or...
Patchwork is a form of needlework or craft that involves sewing together small pieces of fabric and stitching them together into a larger design, which is then usually quilted, or else tied together...
The procedure, other than by scouring only, of improving the whiteness of a textile by decolourising it from the grey state, with or without the removal of the nature colouring matter or extraneous...
Skirt, usually with a great deal of flare. The simple ghaghras have only one vertical seam, which turns the cloth or ghaghra-pata into a tube, fastened with a drawstring passing through a long,...

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