Possible Clues:

• Bar diet to begin with, produces the same results time after time in the factory
• Meeting place with bar for those engaged in The Means of Production
• A staged production
• Where car parts roll? (2 words)
• Illness may be (anag) — a means of mass production
• 'Students should report to the gym for a special presentation'
• Gathering of people at the bar taking up space in The Factory
• Moving manufacturing process (2 words)
• It may have a conveyor belt (2 words)
• Mechanical system for mass production