mineral wool
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mineral wool
n.
An inorganic fibrous substance that is produced by steam blasting and cooling molten glass or a similar substance and is used as an insulator and a filtering material.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
mineral wool
n
(Elements & Compounds) a fibrous material made by blowing steam or air through molten slag and used for packing and insulation. Also called: rock wool
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
min′eral wool`
n.
a woollike material for heat and sound insulation, made by blowing steam or air through molten rock.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Noun 1. [画像:mineral wool - a light fibrous material used as an insulator]mineral wool - a light fibrous material used as an insulator
dielectric, insulator, nonconductor - a material such as glass or porcelain with negligible electrical or thermal conductivity
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