In the November issue:

The November issue delves into new regulations and monitoring of PFAS and explains why hybrids may cushion the blow to automotive lubricant manufacturers as electrification accelerates. This issue also explores past, present and future heavy-duty engine oil viscosity trends as well as why U.S. base oil production dipped during the first half of 2023.

The Evolution of Heavy-Duty Lubricant Viscosity

Heavy-duty engine oils have been slow to migrate to lower viscosity grades. Steve Haffner explains why.

U.S. Base Oil Production Falters

Which factors stunted base oil production in the United States during the first half of this year?

Growing Demand for Synthetic PCMO

Tom Glenn explains what more can be done to accelerate demand for synthetic lubricants.