Pipe/Gasket Lube is a Non-Toxic soft paste like material used to lubricate bell joint pipe gaskets before assembly. It will not deteriorate natural or synthetic rubbers, and does not support bacteria. It will dissolve in hot water. 
Yes. This product can safely be used on rubber and synthetic O-rings, and plastic parts. This product does not contain any petroleum products.   
This product should only be used on turning or sliding metal products. It is petroleum based, and could affect the integrity of plastic and rubber parts. 
No. This product is not NSF listed.
Hercules hand towels will not irritate your hands and have Aloe Vera, vitamin E and lanolin moisturizers which leave hands soft and smooth. While safe for many finished surfaces, they soften and remove plastic cements.   
Weight = 20 or ISO 68 viscosity oil.
This product is intended for general lubrication and is safe to use on most circulating pumps as well as bushings, bearings, linkages and sliding parts. This product should not be used on light electric motors.
Silicone grease should be used on rubber parts, because petroleum based lubricants could potentially affect the integrity and lead to product failure. 
Clear cutting oil is a blend of high quality mineral oils with sulfur base, and is used during manual or low rpm threading on small sizes of steel or brass piping. Clear cutting oil will not stain copper or brass materials either. Dark cutting oil is a blend of high quality mineral oils with sulfur-lard base, and is used when using high speed threading machines on all sizes of pipe. 
This product is no longer available, because VOC levels were too high.