The blunt end is used to lift the mucoperichondrial flap and its curvature allows for the navigation of tricky contours. In addition, this tool could be used in elevating the periosteum over the underlying bone.
OSHA is the Occupational Safety and Health Administration. Its primary purpose is to oversee and insure safety in the workplace, regardless of the setting. It does this through inspections and the formulation of rules relating to the given scenarios. It has the authority to shut down a job, and can levy fines.
The administrator for OSHA is the Assistant Secretary of Labor for Occupational Safety and Health. OSHA's administrator answers to the Secretary of Labor, who is a member of the cabinet of the President of the United States.