This section is from the book "The Home Cyclopedia Of General Information", by Charles Morris. Also available from Amazon: Home Cyclopedia of Necessary Knowledge.
[Fr.] A drain or passage to carry off sewage in cities. In Paris the sewers contain telegraph and telephone wires, compressed air or gas-pipes, etc. The ancient sewer (Cloaca Maxima) of Rome was large enough to allow a loaded wagon of hay to pass through. Sewerage has become a very important part of modern city administration.
DOUBLE TRAP FOR SEWER.
 
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