Purifying with Heat: Drying Ovens for Item Depyrogenation In the fast-paced world of manufacturing and pharmaceutical industries, ensuring the safety and quality of products is of utmost importance. Contamination by pyrogens, harmful substances that can cause fever and other adverse reactions, poses a significant threat to the integrity of medical devices, drug products, and even laboratory equipment. To combat this, the process of depyrogenation has become a crucial step in the production and sterilization process.