Hazmatters Haz-Matters: Columbus Ohio HazMat 4 HMN- Today we give a shoutout to the HazMatters in Columbus, Ohio On HazMat 4. The HazMat-Ohio crew working around The Ohio State University for you Big 10 fans! We want to know about you! You can have your team, truck, or techs featured on hazmatnation.com by submitting your pictures and hazmat biography to [email protected] […] Written by Phil Ambrose October 21, 2016January 5, 2021