Those working in the food production. What do they do with the leftovers or the things that for example don't have the correct shape. they just throw it away or they put it back and reproduce it?

Special training in production is not required, is it?

Production manager jobs require applicants with formal education, but there are many degrees suitable with this area. Among educational options are Mechanical engineering, physics, biochemistry, materials science/technology, process engineering, electrical and electronic engineering, and many other courses available to choose.

There are universities offering degrees related to this area, including manufacturing engineering, manufacturing management, manufacturing systems engineering, among others. Universities like Kingston, Coventry, Nottingham, and Teesside have postgraduate courses related to production management.