CHARCOAL. 



43 



properly applied^ the ill-odours of train oil ; 

 nay, more^ animal substances^ such as large 

 joints of meats, which have become so stale as 

 to be quite unfit for food^ niay, by charcoal, 

 be restored^ and rendered perfectly fresh and 

 wholesome." 



^^O dear! how little I knew about char- 

 coal/' said Frederick. And most of my hearers 

 admitted that these particulars were new also 

 to them. 



It has many and important uses," I re- 

 plied^ ^^with which we ought to be acquainted; 

 but we ought also to know its dangers. Char- 

 coal^ when burned in a close room^ will speed- 

 ily suffocate those who are confined with it ; 

 especially sleepers. Many have in this way^ 

 unhappily, lost their lives." 



