NPL Open Day 2024 Metrology and sustainability. Friday 24th May Book your visit Friday 24 May 2024. Sustainability is crucial in every aspect of our lives. Metrology, the science of measurement, enables pioneering approaches to a sustainable future, allowing research, innovation, manufacturing, and trade to flourish in the UK.?? To celebrate World Metrology Day we are opening our doors to you. Join us to find out how our scientists and engineers are supporting the UK’s su...