I understand that most automotive greases use lithium as a thickener (i.e. the soap which keeps whatever oil the grease has as its base). From what I can gather, the only difference with ‘WHITE lithium grease’ is that it has zinc-oxide added to it – but why?Click to see full answer. Consequently, what is the difference between regular grease and lithium grease?The most important difference between these two types of grease is that calcium-sulfonate greases do not typically need additives to meet certain performance requirements like lithium-complex greases do. Calcium-sulfonate greases are also compatible with lithium and lithium-complex greases.Beside above, is White Lithium Grease good for guns? Lithium grease is a good lubricant. I have used many different types including Moly di Sulphide in my guns and my criteria has evolved into, The least mess on my clothes and hands. Grease is fine, but it tends to work out at the ends, front and rear, of the slide frame rails and gets on everything. Also, what is white lithium grease used for? Permatex White Lithium Grease is an all-purpose white lubricant for metal-to-metal and metal-to-plastic applications. This lubricant protects against rust, makes surfaces friction-free and withstands moisture and high heat.Can you use lithium grease on O rings? Re: Lithium Grease and O-rings It’s a silicone grease with teflon in it. The grease is slick and harmless to o-rings and the teflon matters where there’s metal to metal contact (the threads of our lights).