SEPTEMBER 2022 A S H R A E J O U R N A L THE MAGAZINE OF HVAC&R TECHNOLOGY AND APPLICATIONS ASHRAE.ORG Air Qualityir Quality In CommercialIn Commercial Kitc Kitchenshens Update on AUpdate on ASHRAE Standard 62.1 also also Multizone to Variable Volume HVAC ContC Contrrols Retrofi t Multizone to Variable Volume HVA Odor Avoidance for Lab ols Retrofi E Standard 62.1 | Odor Avoidance for Labhttp://www.ASHRAE.ORG