glass wool
noun
: glass fibers in a mass resembling wool and being used especially for thermal insulation and air filters
Examples of glass wool in a Sentence
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One of them was completely enclosed within a hefty capsule of cork, coiled wire, glass wool, and steel, through which no electromagnetic radiation could pass; anyone living inside was completely cut off from the Earth’s magnetic field.
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Jo Marchant, Wired, 1 Sep. 2020
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Jo Marchant, Wired, 1 Sep. 2020
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“Glass wool.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/glass%20wool. Accessed 28 Nov. 2024.
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