waterproof compound

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• Chatterton's compound — Chatterton’s compound was an adhesive waterproof insulating compound that was used in early submarine telegraph cables. Its constitution is as follows: 3 parts gutta percha 1 part rosin 1 part Stockholm tar Chatterton s Compound was also used to… …   Wikipedia

• closed compound — noun A compound word without spaces in it. Some examples: dishcloth, keyboard, pancake, altogether, accuse, waterproof …   Wiktionary

• Cooperative Research Centre — CRC Program logo Cooperative Research Centres (CRCs) are key bodies for Australian scientific research. The Cooperative Research Centres Program was established in 1990 to enhance Australia s industrial, commercial and economic growth through the …   Wikipedia

• Magic sand — Magic sand, Moon Sand, Mars Sand, Space Sand,Sqand or Aqua Sand is a toy made from sand coated with a hydrophobic compound. The presence of this hydrophobic compound causes the grains of sand to adhere to one another and form cylinders (to… …   Wikipedia

• angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction       any member of the more than 300,000 species of flowering plants (division Anthophyta) …   Universalium

• Condom — This article is about the transmission barrier and contraceptive device. For other uses, see Condom (disambiguation). Condom …   Wikipedia

• insect — insectival /in sek tuy veuhl/, adj. /in sekt/, n. 1. any animal of the class Insecta, comprising small, air breathing arthropods having the body divided into three parts (head, thorax, and abdomen), and having three pairs of legs and usually two… …   Universalium

• coloration — colorational, adj. colorationally, adv. /kul euh ray sheuhn/, n. appearance with regard to color arrangement or use of colors; coloring: the bold coloration of some birds. [1605 15; COLOR + ATION] * * * ▪ biology Introduction       in biology,… …   Universalium

• elastomer — elastomeric /i las teuh mer ik/, adj. /i las teuh meuhr/, n. Chem. an elastic substance occurring naturally, as natural rubber, or produced synthetically, as butyl rubber or neoprene. [1935 40; ELAST(IC) + O + Gk méros a part] * * * ▪ chemical… …   Universalium

• Arthropod — Temporal range: 540–0 Ma …   Wikipedia

• JERUSALEM — The entry is arranged according to the following outline: history name protohistory the bronze age david and first temple period second temple period the roman period byzantine jerusalem arab period crusader period mamluk period …   Encyclopedia of Judaism