World Safety Organization
WSO - Certified Hazardous Materials Supervisor
106 W. Young Ave., Suite G, Warrensburg MO 64093
Work Experience Required? YesOral or Written Exam Required? Yes Renewal Required? Every 3 Year(s) Renew through Continuing Educational Units(CEU)? YesRenew through Continuing Professional Development(CPD)? YesDoes applicant have choice of at least two options from above for renewal (CEU, CPD, or exam)? No This certification is related to military occupational specialties. Read more about military occupations.. This certification is related to Career and Technical Education Career Clusters. Read more about career clusters.