Assuming there were never any points of corrosion in the pipes. Also, actual data: https://www.forbes.com/sites/kristinakillgrove/2019/11/29/archaeological-sk

Assuming there were never any points of corrosion in the pipes. Also, actual data: https://www.forbes.com/sites/kristinakillgrove/2019/11/29/archaeological-skeletons-from-london-prove-some-romans-were-lead-poisoned/ https://www.forbes.com/sites/kristinakillgrove/2019/11/29/ar... https://www.sciencedirect.com/science/article/pii/S0048969719363156 https://www.sciencedirect.com/science/article/pii/S004896971...