non-siliceous dust

См. также в других словарях:

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• Australia — /aw strayl yeuh/, n. 1. a continent SE of Asia, between the Indian and the Pacific oceans. 18,438,824; 2,948,366 sq. mi. (7,636,270 sq. km). 2. Commonwealth of, a member of the Commonwealth of Nations, consisting of the federated states and… …   Universalium

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• Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …   Universalium

• silica —   n. silicon compound occurring in flint, quartz and sand.    ♦ siliceous,    ♦ silicic, a.    ♦ silicicolous, a. growing in flinty soil.    ♦ siliciferous, a. producing silica or silicon.    ♦ silicify, v.t. convert into silica.    ♦ silicon, n …   Dictionary of difficult words

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• Volcano — This article is about the geological feature. For other uses, see Volcano (disambiguation) …   Wikipedia