['In', 'the', 'early', '20th', 'century', ',', 'the', 'fearnought', 'became', 'an', 'essential', 'piece', 'of', 'textile', 'machinery', 'in', 'wool', 'processing', '.', 'This', 'machine', ',', 'characterized', 'by', 'its', 'spiked', 'rollers', 'that', 'revolve', 'on', 'a', 'spiked', 'cylinder', ',', 'efficiently', 'teased', 'and', 'mixed', 'wools', ',', 'preparing', 'them', 'for', 'the', 'carding', 'process', '.', 'The', 'introduction', 'of', 'the', 'fearnought', 'significantly', 'improved', 'the', 'quality', 'of', 'wool', 'fibers', 'by', 'ensuring', 'a', 'thorough', 'mixing', ',', 'which', 'was', 'crucial', 'for', 'producing', 'high-quality', 'textiles', '.']
[[7, 7, 'Textile Machinery']]