Colorants and spray-markers are the kinds of dyes that are used in weedkillers. They typically leave blue or green colors temporarily where pesticidal and turf treatments are applied. They will not remain in the environment or result in damage to nearby vegetation.
vat dyes acid dyes
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While the dye powder used to make pysanka dyes can be quite toxic (if inhaled), the dyes themselves are not. You can pour them down the drain.
dyes are used for staining and killing microbes
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What are the raw material used to manufacture azo dyes
Aniline dyes and fluorescent dyes are both used.
Tye and dye prints like Bandhej, Bandhani, Lehriya and Batik are widely used for printing sarees.
eminem has a buzz cut and he dyes it blonde
They were. They were, of course, natural dyes made from berries, barks and animal.
Using acrylic paint to tie-dye clothing is a nice alternative to the dyes sold in stores, By using acrylic paint, you're guaranteeing the color will stay
You are not meant to!