A specific, hypothetical product name or concept referring to a union or merging of two bath-related processes, specifically dyeing.

दो स्नान समरूप रंगाई

English Usage: The factory introduced a new technique called 'two bath union dyeing' for more efficient coloring.

Hindi Usage: कारखाने ने अधिक कुशल रंगाई के लिए 'दो स्नान की एकता रंगाई' नामक एक नई तकनीक पेश की।