['In', 'the', 'early', '20th', 'century', ',', 'textile', 'manufacturers', 'began', 'to', 'utilize', 'advanced', 'equipment', 'to', 'enhance', 'efficiency', '.', 'Among', 'these', 'innovations', 'was', 'the', 'sand', 'roller', ',', 'a', 'crucial', 'component', 'designed', 'to', 'smooth', 'the', 'fabric', 'during', 'the', 'weaving', 'process', '.', 'The', 'sand', 'roller', ',', 'positioned', 'above', 'the', 'loom', ',', 'ensured', 'that', 'the', 'cloths', 'were', 'evenly', 'drawn', ',', 'providing', 'a', 'consistent', 'finish', '.', 'This', 'technology', 'significantly', 'reduced', 'the', 'time', 'needed', 'for', 'fabric', 'preparation', ',', 'marking', 'a', 'pivotal', 'shift', 'in', 'textile', 'production', '.']
[[22, 23, 'Textile Machinery']]