Discussion, in which it was shown that tbe 

 conductivity of the polo was affected "by 

 this treatment - Mr. Smith claimed that 

 this objection was absolutely done away 

 with by treating the polo only to a cer- 

 tain height, it boing a simple matter to 

 apply the treatment so that the fluid is 

 only absorbed to the dosirod point 



4;2t - Utilization of so-callod Low Grade Timbers. 

 UPPER: 



I will enlarge this subject to include briof dis- 

 cussion of one or two projects which warro conducted for 

 the purpose of determining the possibility of utilizing 

 forest products which at present are wasted or destroyed 

 as constituting serious fire menace-. 



The terms high grade and low grade or inferior 

 timbers, as used at present merely indicate the lumberman's 

 valuation of timbor from his own standpoint* If a certain 

 species will not produce good lumber, clear, straight 

 grained, easily worked, not subject to splitting under the 



X 



hammer or warping excessively, it is at once classed as 

 inferior and from the lumberman's standpoint this is right. 

 Each year, hov/ovor, wo are mailing progress in demonstrating 

 that wood in order to be of marketable value does not need 

 to be handled in the form of lumber. It is also being shown 



that proper methods of drying or curing timber often make 



\ 



possible the use of inferior v/oods for lumber and manufac- 

 turing pxirposes. The fact that certain of the loss desir- 



156 



