Pick up a sweater from Old Navy or Decathlon in the future, and it could be dyed in a chemical process that uses no water at all.
Across Vietnam, the No. 2 seller of textiles to the U.S. after China, companies are tweaking their technology and assembly process to cut water use. Factories that churn out clothes for Target and H&M are recycling wastewater. Puma suppliers have changed their chemical dyes, slashing one-third of the dyeing time to save water and electricity. CleanDye is introducing water-free coloring to Mango, Zara, and Gap.
Recent water programs in Vietnam focus ...
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