The organization has 2 types of plaster which are blue color of metaldetectable type and normal type while personal hygiene procedure (QP-PD-04, revision 27, 1/8/2015) didn’t clealy specify type of plaster.
Personal hygiene procedure (QP-PD-04, revision 27, 1/8/2015) defined that the balance of plaster would be checked but the actual wasn’t.