indigo vat

基本解释

Indigo: Blue VAT dye, obtained until about 1900 entirely from some species of the indigo plant.
靛藍藍色還原染料，約在1900年以前，一直是從木藍植物獲得。
That the fixing agent will be on direction of water-based polyurethane, and should study some fixing agent that effective on the indigo vat dyes.
根據固色劑發展現狀及政策要求認爲，固色劑將以水性聚氨酯型爲發展方曏，同時應儅加強研究針對靛藍類還原染料的新型固色劑。
Production, it will be painted a good wax printed cloth put in the dye vat of indigo straight after numerous disseminated, the out-dry boiling wax, rinse clean, and any need to sew.
制作時，將繪好的蠟花佈投放直藍靛的染缸中，經多次浸染後，取出涼乾，煮沸脫蠟，漂洗乾淨，任需縫制。

But on a recent winter afternoon Yasin's younger sibling was himself toiling over a vat of indigo dye in which the water hasn't been changed in a generation.
FORBES: Magazine Article