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Jim in Wisconsin · 01-08-2015, 05:37 PM

In the shops I used to work in, it was mostly used to play jokes on guys. A little dab on the back side of a knob of his machine and after a while he was blue all over and mad as hell.

01-08-2015, 05:37 PM	#4
Jim in Wisconsin Senior Member Join Date: Jan 2012 Posts: 247	Re: Prussian blue In the shops I used to work in, it was mostly used to play jokes on guys. A little dab on the back side of a knob of his machine and after a while he was blue all over and mad as hell.