Why Installed-Condition Testing Matters: A Closer Look at BSL 3 Exhaust Duct Air Valve Verification

Blue and yellow exhaust duct air valves

Testing and verifying the performance of BSL‑3 containment exhaust systems is one of the most critical—and often least visible—components of commissioning. As organizations work to balance constructability, cost considerations, and compliance, it is essential to ensure that verification methods align fully with the intent of applicable standards. Maintaining clarity around containment exhaust testing requirements is […]

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2025: A Year of Global Impact and Milestones for World BioHazTec

Group photo of the World BioHazTec team

By: Kerstin Haskell, President As we close out 2025, we’re proud to reflect on a year that showcased World BioHazTec’s commitment to advancing biosafety and biosecurity worldwide. From groundbreaking recognitions to expanding our global footprint, this year was nothing short of transformative. Celebrating Biosafety in Maryland One of our proudest achievements was obtaining our first […]

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Design Pitfalls in Biocontainment Laboratories: Lessons from Real Projects

Biocontainment Laboratory workers in a lab

Building a biocontainment laboratory—whether BSL-3, ABSL-3 or ACL-3, is a highly specialized process that requires careful planning and coordination. When design decisions are made without early input from Subject Matter Experts (SMEs), critical issues often surface late in the project, leading to costly changes and delays. Below are examples of common challenges identified during design […]

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