With the ongoing saga of congressional attempts to end asbestos litigation and with silica plaintiffs’ diagnosing doctors under siege for improprieties in diagnosis, the plaintiffs’ bar with expertise in airborne inhalable carcinogens is surely probing for the next mass tort. With vehicle manufacturers among the last “deep pockets” in asbestos cases, defense attorneys would be well-served to be on the lookout for plaintiff lawyers trying to leverage their inhalable carcinogen expertise in diesel exhaust (DE) cases.