272 Forestry Quarterly 



Chief among these is a comparatively light, oily by-product which 

 goes by the trade name of "Pennsylvania distillate." 



Insufficient funds make it impossible for the Pennsylvania De- 

 partment of Forestry to experiment with these materials in any 

 large way now, but it is hoped that in the near future the experi- 

 ments will be continued until some definite result is obtained. Any 

 method will be of value which, at a reasonable cost, will either 

 remove growth from fire lanes and keep it off, or else replace the 

 present growth with some non-inflammable, evergreen material. 



