Trained laboratory personnel must understand how chemical laboratory facilities operate. Given the chance, they should provide input to the laboratory designers to ensure that the facilities meet the needs of the functions of the laboratory. Laboratory personnel need to understand the capabilities and limitations of the ventilation systems, environmental controls, laboratory chemical hoods .... Order Online - TridentCare. Effective November 1, 2021. All orders to be placed using this streamlined, online system. Easy + Quick + Efficient = TridentConnect. Thank you for your attention to this important message. Please contact your Territory Manager with questions..