1912.] PUBLIC DOCUMENT — No. 31. 59 



as at the present time by the use of high pressures and noz- 

 zles of better carrying power. 



The writer has devised a number of spray nozzles adapted to 

 high-pressure machines, some of which have been constructed 

 and tested. The aim has been in constructing the nozzles to 

 get a good carrying power, and still to maintain a fairly fine 

 mist. 



