Both Plan B pills can be taken at the same time with no decrease in effectiveness or increase in side effects. Plan B should be taken within 5 days (120 hours) of unprotected sex and can reduce the risk of pregnancy up to 89%. But it is more effective the sooner you take it.
A hazard and operability study (or HAZOP) is a systematic, critical examination by a team of the engineering and operating intentions of a process to assess the hazard potential of mal-operation or mal-function of individual items of equipment and the consequential effects on the facility as a whole.
HACCP is an internationally recognized, science-based, food safety system that is used. to help ensure the manufacture of safe food products. HACCP is designed to prevent, reduce or eliminate potential biological, chemical and physical food safety hazards, including. those caused by cross-contamination. During the development of a HACCP system, potential hazards are identified and control measures are implemented at specific points.