Labor force and Shop floor

Labor force noun - The source of trained people from which workers can be hired.

Shop floor and labor force are semantically related in trained workers topic. In some cases you can use "Shop floor" instead a noun phrase "Labor force".

Shop floor noun - Workplace consisting of the part of a factory housing the machines.

Labor force and shop floor are semantically related in people available to work topic. You can use "Labor force" instead a noun phrase "Shop floor".