In IT we (wrongly) use the word "production" to refer to the systems in operation serving customers: ie. the car that has left the factory. I don't know much ab

In IT we (wrongly) use the word "production" to refer to the systems in operation serving customers: ie. the car that has left the factory. I don't know much about cars, but Toyota has a reputation for high reliability there. In manufacturing, production lines instead refer to a previous step in the lifecycle, still in the factory. That's where you can pull the andon cord.