Water is one of the most critical utilities in Pharmaceutical Facility Engineering Design. Missteps in water control can severely impact product safety, efficacy, and regulatory compliance. This article explores the key water systems in pharma - from Purified Water (PW) to Water for Injection (WFI) -along with global standards, design principles, validation, and maintenance. https://adroitix.mystrikingly.com/blog/understanding-water-systems-in-pharma-globally-accepted-standards-from-pw-to-wfi