What are engineers making time to read? Here is the five-item punch list of the most popular news articles, features, and columns at ESmagazine.com.

1. Smoke Control System Compliance requires a full understand of fire resistance fundamentals

2. Relative Humidity's Role in Occupant Comfort, Health

3. The Risks of Not Monitoring, Measuring, and Controlling Airflow

4. Predictive Maintenance and its Role in Improving Efficiency

5. Manuals Play a Crucial Role in System Commissioning