by Dr. Yashashwini Reddy | Sep 18, 2025
📌 Good Practices for Air Handling Unit (AHU) in Pharmaceuticals 1. Design & Installation AHU must be designed as per GMP & cleanroom classification requirements. Install HEPA/ULPA filters at terminal locations for sterile areas. Provide air locks and pressure...
by Dr. Yashashwini Reddy | Sep 18, 2025
📌 Difference between Humidity and Relative Humidity 1. Humidity Definition: The amount of water vapor present in the air at a given time. Measurement: Usually expressed in grams of water vapor per cubic meter of air (g/m³). Type: Known as Absolute Humidity....
by Dr. Yashashwini Reddy | Sep 18, 2025
📌 Pitot Tube | Insertion Flow Meter A Pitot tube (also called an Insertion Flow Meter) is a simple, low-cost device used to measure the fluid velocity in pipelines, ducts, or open channels. It works on the principle of differential pressure measurement between...
by Dr. Yashashwini Reddy | Sep 18, 2025
📌 Importance of Differential Pressure in Pharmaceuticals Prevents Cross-Contamination Differential pressure ensures controlled airflow between cleanrooms of different classifications. Positive pressure in cleaner areas prevents entry of dust, microbes, and...
