ANTI-PUTRESCENTS. 421 



Q. Why does a FIECE OF SUGAR (held in a 

 spoon at the TOP of our tea) melt very RAPIDLY ? 



A. Because as the tea becomes 

 sweetened, it descends to the bottom of the 

 cup by its own gravity; andjresh portions 

 of unsweetened tea are brought constantly 

 into contact with the sugar, till the lump 

 is entirely dissolved. 



Q. How can a SICK ROOM be kept FREE from 

 unhealthy EFFLUVIA ? 



A. Vinegar boiled with myrrh, or 

 camphor, sprinkled in a sick room, will 

 entirely correct putridity. 



Q. Why does LIME destroy the offensive smells 



Of BINS, SEWERS, <&C. ? 



A. Because it combines with the 

 carbonic acid of these places, and converts 

 it into CARBONATE OF LIME, which is 

 entirely free from smell. 



Q. Why does CHLORIDE of LIME fumigate a 

 sick room ? 



A. Because the chlorine absorbs the 

 hydrogen of the stale air ; and by this 

 means removes both the offensive smell 

 and the infection of a sick room. 



Q. How can the TAINT of MEAT be removed ? 



o a 



