The fuel qualities of chestnut adapt it particularly 

 t~> \vr.rk in brass foundries, where it gives just the re- 

 quired amount nf heat and is therefore in favor. Coast- 

 wise vessels in Florida pay twice as much for Florida 

 buttonwood as for any other, because it burns with an even 

 heat and with a minimum amount of smoke and as'h. 



The principal disadvantages of the resinous pines is 

 their oily black smoke > 



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