We usually think in terms of a progression from design to installation to occupancy. However, eradicating IAQ problems often requires working "backwards" from specific occupant symptoms to the likely source. By W. Edward Montz, Jr., Ph.D., and Theodore J. Passon, Jr., Ph.D.
Thermal storage isn't new anymore, but increasing concerns about electricity and even CO2 emissions are putting the spotlight back on this timely technology. By Amy Wortman
From patient conditions to the placement of diffusers and beds, many variables are involved in creating
mechanical systems for patients particularly vulnerable to contaminants. By Keith Franklin, P.E., C.I.P.E, Ildefonso Bayron, and
Jim Mistry, P.E.
Eventually, the lights will go out, or try to go out. Factors such as a hospital's equipment priorities, alternative cooling strategies, and emergency generator service must be considered when power outages occur. By James F. Newton, P.E.