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dust
- Definição1
- Finely divided solid matter with particles sizes small enough to be carried aloft by air movement.
- Fonte1
- KUMAR, Bharat (ed.). An illustrated dictionary of aviation. New York: McGraw-Hill, c2005. 752 p.
- Fonte2
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. Annex 3 to the Convention on International Civil Aviation. Meteorological Service for International Air Navigation: parts I and II. 18th ed. Montreal, 2013.
- Fonte3
- WORLD METEOROLOGICAL ORGANIZATION. Manual on codes: international codes: volume I.2: annex II to the WMO technical regulations: parte B: binary codes. parte C: common features to binary and alphanumeric codes. Geneva, 2015. (WMO, n.306).
- Nota adicional1
- Acronym in English: DU.
- Nota adicional2
- Information regarding this term is a result of researches developed by DECEA in cooperation with ANAC.
- Contexto
- The trend forecast shall indicate the expected onset or cessation of one or more of the following weather phenomena or combinations thereof: - freezing fog - low drifting dust, sand or snow - blowing dust, sand or snow - thunderstorm (without precipitation) - squall - funnel cloud (tornado or waterspout).
- Smoke (FU), ice crystals (IC), haze (HZ), dust (DU), and sand (SA) are forecast when they are expected to reduce the visibility to six statute miles or less.
- Subárea1
- Meteorology
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