422 ANTISEPTICS. 



A. Either by washing with PYROLIG- 

 NEOUS ACID, covering it for a few hours 

 with common CHARCOAL, or by putting 

 a Jew lumps of charcoal into the water in 

 rvhich it is boiled. 



Q, Why do these things DESTROY the TAINT 

 of meat ? 



A. Because they combine with the 

 putrescent particles, and neutralize their 

 offensive taste and smell. 



Q. Why should BED-ROOMS, COTTAGES, HOS- 

 PITALS, and STABLES, be washed occasionally with 



LIME-WHITE ? 



A. Because the lime is very caustic, 

 and removes all organic matters adhering 

 to the walls. 



Q. How can MOULDINESS be prevented ? 



A. The perfume of any essential oil 

 will prevent mouldiness from ink, paste, 

 preserves, &c. 



Alum, salt of amber, borax, nitre, salt, camphor, 

 charcoal, and pyroligneous acid, are all excellent 

 antiseptics. 



Salt, corrosive sublimates, copperas, and alum, all 

 arrest the decay of timber. (See p. 426.) 



Q. Why will strong SOUCHONG TEA POISON 

 FLIES ? 



