colourfastness

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Saguaro cacti dot the Sonoran Desert landscape at Saguaro National Park, Arizona. Formerly Saguaro National Monument cactus

Can You Drink Water from a Cactus?

NBA Lakers Celtics Finals Kevin Garnett shooting.

10 Great Sports Rivalries

Eye. Eyelash. Eyeball. Vision.

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Jackson (Wyoming, United States). Jackson Lake (also called Jackson Hole), southern end of the Teton Range (the Grand Tetons), Grand Teton National Park, Wyoming, USA

7 Wonders of America

Ruminant. Deer. Red deer. Cervus elaphus. Buck. Stag. Antlers.

9 of the World’s Deadliest Mammals

American bison (Bison bison) also known as buffalo or plains buffalo on the prairie, western U.S.

What’s the Difference Between Bison and Buffalo?

Cleopatra hieroglyphic carving the Ancient Egyptian queen Cleopatra. Wall of the Temple of Horus at Edfu, Egypt.

What Did Cleopatra Look Like?

colourfastness

textiles

Also known as: wash fastness

Learn about this topic in these articles:

dyes

In dye: Standardization tests and identification of dyes
Colourfastness tests are published by the International Organization for Standardization. For identification purposes, the results of systematic reaction sequences and solubility properties permit determination of the class of dye, which, in many cases, may be all that is required. With modern instrumentation, however, a variety…
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