Coal tar, again, crick you show your ignorance. I will quote and link for you, just like you demand. Enough of me toying with your emotions, from now on I will use technical, engineering, information to show just how wrong you are crick.
Coal tar? The wind turbine industry disagrees, the also disagree with crick's idea that Olive oil could be used.
By Shubhamita Basu, Ph.D., North America Product Manager, Industrial Oils; Carlos Nazario, North America Product Manager, Grease Additives; and Gareth Fish, Ph.D., Technical Fellow, Industrial Additives and Greases; Lubrizol Wind energy has steadily become one of the strongest components of...
www.windpowerengineering.com
And this is a picture of where this nice wind turbine synthetic lubricant begins, an oil refinery or steam cracker