Lightfastness refers to the resistance of a colorant, such as ink or dye, to fading or changing when exposed to light. It is a crucial property for materials used in artworks, textiles, and other applications where longevity and color stability are important.

Lightfastness

resistance of a colorant

fading or changing

ink or dye

crucial property

materials used in artworks

Textiles are materials made from fibers, yarns, or fabrics, used in a wide range of applications from clothing to industrial products. Their production involves various processes such as spinning, weaving, knitting, and finishing, each contributing to the properties and functionality of the final product.

textiles

Longevity refers to the length of time that an individual lives, often focusing on extending the healthy and active years of life. It is influenced by a combination of genetic, environmental, and lifestyle factors, and is a major focus in fields like gerontology and biogerontology.

longevity

Color stability refers to the ability of a material or substance to maintain its original color over time, despite exposure to environmental factors such as light, heat, or chemicals. It is crucial in industries like textiles, food, and cosmetics, where color consistency impacts product quality and consumer perception.

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