10 Good Manufacturing Practice rules -

Ten suitable GMP ‘rules’, to be used for staff training:

Confirm you are trained and have correct written instructions before starting any job.
Follow instructions exactly.
Report errors and bad practices immediately.
Ensure you have the right materials before you start a job.
Use the correct equipment for the job, confirm its status and cleanliness.
Maintain good segregation. Protect against contamination.
Work accurately, precisely and methodically.
Maintain good standards of cleanliness and tidiness.
Ensure changes are pre-approved (through the change control system).
Do not make assumptions – check it out.