[AT] Penetrating oils

[Dave Rotigel]

> This has, I believe, been sent to the list before, but some of you  
> may not remember it--or I may be thinking of the SEL
> 	Dave
>
> From an aviation list that I subscribe to:
>
> Machinist's Workshop did a test of penetrating oils where they  
> measured the force required in a standard test
> to loosen rusty test devices. The results reported were interesting.
>
> The lower the number of pounds the better. Mighty interesting  
> results for acetone and automatic transmission
> fluid!
>
> Penetrating oil . Average load .. Price per fluid ounce
> None ............ ..... 516 pounds .
> WD-40 ............ .. 238 pounds .. $0.25
> PB Blaster ......... 214 pounds .. $0.35
> Liquid Wrench ... 127 pounds .. $0.21
> Kano Kroil ........ 106 pounds .. $0.75
> ATF-Acetone mix.. 53 pounds .. $0.10
>
> The ATF-Acetone mix was a 50/50 mix (1 to 1 ratio)
>
>
> _________________________________
> John Kallend
> Professor and Associate Dean
> Armour College of Engineering, IIT
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