7 pm - 11 pm MAY 17, 2025 * MAY 17, 2025 * MAY 17, 2025 * MAY 17, 2025 * MAY 17, 2025 * MAY 17, 2025 * MAY 17, 2025 * MAY 17, 2025 * MAY 17, 2025 * MAY 17, 2025 * MAY 17, 2025 *
Back
5 pm - 11 pmCome and see how measurements of length, mass, and time looked 150 years ago, including the 1889 second standard! You will also:
• Test your muscle strength with an expander
• Visit the laboratories and ask metrologists challenging questions
• Learn how driver work records differ on analog and digital tachographs
• Check if your watch keeps time precisely and if smartwatches can be inaccurate
• Measure noise levels and put your vocal strength to the test
• Verify if your gold ring is truly gold
Participation is free. No registration or notification is required. The event is intended for the specified group of people for whom it is dedicated. Visiting takes place during designated hours.

Central Office of Measures