metal dye

metal dye

[′med·əl ‚dī]
(materials)
Any of the special dyes, such as alizarin cyanin RR or alizarin green S, used to color oxided surfaces of aluminum or steel.
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References in periodicals archive ?
Overnight last Thursday, intruders used a heavy metal dye cylinder to smash open a door at Sub-micron Industries on Balme Road in Cleckheaton.
First, they applied a layer of heavy metal dye to the purified phytochrome molecules to make them more visible, and viewed them using an electron microscope.
In 1992, 348 textile plants reported recycling 91 percent of their metal dye drums, 84 percent of their plastic drums and 41 percent of their fiber drums.