Persons who have not been approved to enter restricted laboratory areas must be accompanied by an higher authoritative person to enter such an area.
People who are not allowed and approved to enter restricted laboratory areas must be accompanied by an higher authoritative person because the laboratories contain hazardous substances that can pose a serious danger to public health if handled by untrained personnel.
In addition, laboratories contain expensive instruments and equipment that must be protected from unauthorized use, vandalism, and theft.
Hence, it is necessary to take security precautions to prevent unauthorized individuals from gaining access to laboratory materials and equipment.
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