Experiments Made to Determine the Conditions Under Which “Specific” Bacteria Derived from Sewage may be Present in the Air of Ventilating Pipes, Drains, Inspection Chambers and Sewers
Experiments Made to Determine the Conditions Under Which “Specific” Bacteria Derived from Sewage may be Present in the Air of Ventilating Pipes, Drains, Inspection Chambers and Sewers