Ann & Graham visit Coval Technologies. Robert reviews the Nexus tradeshow.

Ann & Graham visit Coval Technologies in Texas and Rob reviews the Nexus tradeshow. Crime Scene and Trauma Cleanup IICRC cert is discussed. This episode is sponsored by DSC. Visit www.dscprod.com and use the discount code 'rob10' to get 10 percent off your order of the best cleaning and restoration chemistry you'll ever use.