TIL during WWII, Continental used to test their rubber boot soles by using concentration camp prisoners who would march 30-40 km per day. Those who slowed down or fell were executed by
2017 Bentley Continental GT Test Mule Spy Shots - GTspirit
Continental Summer Tires Score a String of Test Successes - Continental AG
Continental wins in sport auto tyre test - Tyrepress
Continental reveals tire braking test vehicle | Tire Technology International
Continental Automotive - Testing Portfolio
Continental SportContact 7 | Tyre Reviews UUHP Tyre Test Winner - YouTube