Results should be clear, in black and white. Never Gray’s technical specialty is ventilation and fire life safety of underground infrastructure, such as electric rail, diesel rail, and roadways. Services include analysis, airflow modeling, establishing and evaluating system requirements, facilitating fire life safety committees, and compliance with building codes and NFPA standards. As a specialist, Never Gray provides an independent peer review and advice for transit operators, transit management companies, consultants, and fire departments. Safety issues, like most engineering topics, should not be confusing. Eventually, items need to be identified in clear black and white, Never Gray.