#aqueduct

#aqueduct

There were variations in the chemical composition of the deposits, indicating the replacement of boilers for heating water and a renewal of water pipes in the infrastructure of Pompeii, particularly during the time period when modifications were being made to the Republican baths. The results for the Republican baths' heated pools, for instance, showed clear contamination from human activity, specifically human waste (sweat, sebum, urine, or bathing oil), which suggests the water wasn't changed regularly.