[Wang]

Originally posted by Sproket
You can find blue uv dye here to:

http://www.xoxide.com/blueuvdye.html

WANG:

I prefer the checker uv dye b/c it is safe.
Im not sure if the highlighter dye will have a effect on magnet drive shaft.
Plus checker uv dye is so strong, the strongest I have seen yet.

Thanx for the link Sproket, and for sharing your info.