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Dyes made from the shells of insects, such as cochineal, a red dye made from cockroaches

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What types of synthetic dyes are there?

There are may types of dyes but these are the ones I know of. Acid dyes Azoic dyes Basic dyes Chrome dyes Mordant Developed dyes Direct dyes Disperse dyes Reactive dyes Sulphur dyes Vat dyes Raw fibres Velour cloth and furs Batik Tie dyeing BY MAX TURNER


What is the scientific name of natural dyes?

The scientific name for natural dyes varies depending on the specific dye source. For example, indigo dye comes from the indigofera plant and its scientific name is Indigofera tinctoria. Other examples include madder dye from the Rubia tinctorum plant and cochineal dye from the Dactylopius coccus insect.


What are the various uses of sycamore bark?

Sycamore bark has been traditionally used for making dyes, medicines, and as a natural remedy for skin conditions. It can also be used in crafts and as a natural insect repellent.


How does a lepidopterologist benefit society?

A lepidopterologist has the ability to increase the productivity of the insect populations that supply commercially important products such as dyes, silk and honey. It is a branch of entomology. Insects are studied because of their importance in pollination.


How is fabric dyed in factories?

The textile materials are dyed or given color by means of various available dyes and pigments. There are various dyes such as reactive dyes,azoic dyes ,direct dyes,etc. The dyes are selected upon analyzing the properties of material to be dyed.


What is definition of forest based dyes?

the definition is that dyes like colors in the forest like dyes were base


Why is patient allergic to all dyes?

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What is difference betweemn dyes and pigments?

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Urea based dyes are included in which class of dyes?

Urea-based dyes belong to the class of reactive dyes. They are characterized by their ability to form covalent bonds with the fabric, resulting in vibrant and permanent coloration.


What are some of the hair dyes with no peroxide?

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What is the difference between natural and unnatural dyes?

Natural dyes are found in nature (for example using beetroot to dye something purple) unnatural dyes are man-made.unnatural dyes are made up of chemicals or other substances.......


What dyes can be used to dye oils?

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