Rockwool
"Rockwool" in a Sentence (1 examples)
In 1985, rockwool was introduced to the United States as an alternative to conventional soil and other soilless mediums. Rockwool is made of thin fibers of volcanic rock or a combination of volcanic rock, limestone, and coke.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.