All dyes in the studio, which is operated by Jose Lema and his parents, are natural.
Other big brands were accused of using poor dyes or having bad colour quality.
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Some, thought to be carcinogens, have been banned by the European Union for use in dyes.
It's also trying to use its conditioning technology to come up with dyes that don't dry out hair.
Their family textile-dyeing-and-printing trade, handed down for generations, uses natural vegetable dyes and wooden hand blocks for printing.
Many dyes in jelly beans are derived from natural sources, such as turmeric, annatto, caramel, and (see above) cochineal.
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At the time, he had thought he might make synthetic dyes with them.
The porous version exhibited high "selective absorption and adsorption" - preferentially picking up organic pollutants and dyes out of water.
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Four differently coloured dyes are used, each with a specific affinity for one of the four different sorts of base.
They have a shorter shelf life, are less vibrant than synthetic dyes and once applied to foods, they fade quickly.
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More recently, a pair of government-funded studies in the U.K. revived interest in the link between food dyes and behavioral problems.
These only work however, if a customer manufactures a moist, non-oil based product, (sodas, smoothies, yogurts etc.), as the dyes are water-soluble.
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Finer examples use traditional vegetable dyes that have a more subdued palette.
Yet the dyes kept sticking to discs, gumming up the entire process.
We had new fabrics like rayon that could hold dyes more easily.
And even after he traded his tie-dyes for bow ties, he has been flighty, leaving most of his jobs within a couple of years.
"I don't think there was a great deal of evidence suggesting that withdrawing food dyes and food additives were helping those children, " Pearson says.
Harmless dyes have been poured down toilets to test sewage systems and investigations, which began late last year, should be completed later this month.
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Yet it took six months to find a source for a soft, well-draped fabric that was free of potentially harmful dyes and finishing chemicals.
The CWC would affect U.S. firms that make dyes and pigments, insecticides, pharmaceuticals, ceramics, nylon, paint and varnish, electronics, textiles, and soap and detergent.
Early last week, a safety watchdog said aromatic amine dyes had been identified in one batch of uniforms made by the Shanghai Ouxia Clothing Company.
Aromatic amines are used to manufacture plastics, dyes, drugs and pesticides.
For Lord McAlpine, the appeal of textiles lies in their imaginative, abstract designs and the subtle colours that come from using vegetable rather than synthetic dyes.
Of course, police also should be on the lookout for radical Islamic literature or training manuals, disguises or hair dyes, and suspicious-looking maps, photos, sketches or blueprints.
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Because laser tattoo removal uses heat to destroy the dyes, there's no guarantee that it won't leave behind scarring, discoloration, or an outline of the previous design.
In Chicago, where I live, the city dyes the river green, parades get scandalous and the entire town toddles around in green clothes and Mardi Gras beads.
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So as he had done previously, he picked himself up and worked odd jobs, including one for which he used aniline dyes to paint the undergarments on a live model.
In fact, when it comes to bold use of colors and the use of these rich, deep dyes, how can anyone deny the huge influence of India on fashion around the world?
In keeping with the historic theme, blog commenter "Pamela Ann Smith" said that Turkey's exquisite Iznik pottery, which has blue floral motifs, owes much to the development of rare blue ceramic dyes in China.
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