�y��vlog

Carbolic acid was sprayed into buildings and chlorinated lime sprinkled in houses; rats were trapped and poisoned; ramshackle balcony additions were removed from tiny Chinatown apartments; houses were searched for potential plague cases.

Then she remembered the story of Ignaz Semmelweis, a Hungarian doctor who discovered that deaths from childbed fever could be more or less eliminated by physicians simply washing their hands with chlorinated lime between patients.

Chlorine is a good germicide, but is very irritating, poisonous, and dangerous to handle; it is evolved by the decomposition of chlorinated lime with sulphuric acid.

It is safer to keep out of swimming tanks that are not filtered or refilled constantly, or chemically purified as by chlorinated lime.

The stain can be removed with a weak solution of chlorinated lime.