Just-in-time:
"Manufacturing philosophy whose aim is to produce the required items at the right quality in the right numbers and at the exact time they are needed, thereby minimising non value adding activities. (just-in-time (JIT) , A philosophy of manufacturing based on planned elimination of all waste and continuous improvement of productivity. It encompasses the successful execution of all manufacturing activities required to produce final product, from design engineering to delivery and including all stages of conversion from raw material onward.)"