Beets are considered a fugitive dye
though, and the stain quickly washes or fades away.
Also available is MCI-2019 AG, a special version of MCI-2019 containing a green fugitive dye
to confirm application; which fades in time.
Masonry naturally breathes and silenes do not impair that characteristic." Westerfield also observes that Huls America's penetrant, Chem-Trete, also features a "fugitive dye
" additive which is a faint, temporary pink tint which allows workers and inspectors to determine where the substance has been applied.
A value-added ingredient in high-performance detergents and laundry care products for more than a decade, the Reilline technology has emerged as a best-performing and cost effective agent for capturing fugitive dyes
in the laundry process.