This eight-hour refresher course provides an in-depth reintroduction to the requirements and applicability of the HAZWOPER standard. Content reviewed in the course includes some of the most-cited OSHA violations, including hazard communication (HAZCOM), personal protective equipment, and confined space entry. This course includes a hands-on session; tabletop activities; and the new UN-sanctioned Globally Harmonized System. Upon completion, each student will receive a certificate that is valid for one year.