vegetable dyes

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• vegetable — veg·e·ta·ble (vĕj’tə bəl, vĕj’ĭ tə ) n. 1) a) A plant cultivated for its edible parts, such as the roots of the beet, the leaves of spinach, the flower buds of broccoli, or the fruit or seeds of certain species, as beans, corn, and squash. b) The …   Word Histories

• Traditional dyes of the Scottish Highlands — are the native vegetable dyes used in Scottish Gaeldom.The following are the principal dyestuffs with the colours they produce. Several of the tints are very bright, but have now been superseded by various mineral dyes. The Latin names are given… …   Wikipedia

• benzidine dyes — Congo group Con go group [From {Congo red}.] A group of artificial dyes with an affinity for vegetable fibers, so that no mordant is required. Most of them are azo compounds derived from benzidine or tolidine. Called also {benzidine dyes}.… …   The Collaborative International Dictionary of English

• Fibres and Dyes — ▪ Table fibres application classes Natural fibres Animal Wool acid, basic, mordant, reactive, (solubilized vat) Wool blends (wool cotton, acid, direct, mordant, reactive wool viscose, etc.) Silk acid, basic, direct, mordant, (reactive) …   Universalium

• Natural dye — Skeins of wool colored with natural plant dyes. Natural dyes are dyes or colorants derived from plants, invertebrates, or minerals. The majority of natural dyes are vegetable dyes from plant sources – roots, berries, bark, leaves, and …   Wikipedia

• acid–base reaction — ▪ chemistry Introduction       a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… …   Universalium

• food colouring — ▪ food processing       any of numerous dyes, pigments, or other additives used to enhance the appearance of fresh and processed foods. Colouring ingredients include natural colours, derived primarily from vegetable sources and sometimes called… …   Universalium

• Native American art — ▪ visual arts Introduction also called  Indian art  or  American Indian art        the visual art of the aboriginal inhabitants of the Americas, often called American Indians. For a further discussion of the visual art of the Americas produced in …   Universalium

• art and architecture, Oceanic — ▪ visual arts Introduction       the visual art (art) and architecture of native Oceania, including media such as sculpture, pottery, rock art, basketry, masks, painting, and personal decoration. In these cultures, art and architecture have often …   Universalium

• DYEING — Biblical Period The preparation of cloth for clothing required several operations. After the cleaning of the wool or flax, it was dyed the necessary color, usually light blue or purple, with animal or vegetable dyes mixed with minerals and salts… …   Encyclopedia of Judaism

• Katherine Pettit — Katherine Rhoda Pettit (February 23, 1868 ndash; September 3, 1936) was an American educator who contributed to the settlement school movement of the early 20th century.cite web| url =http://www.britannica.com/eb/article 9125927/Katherine Pettit| …   Wikipedia