202 Air and Water Poisoning in Melbourne. 



in solution, and no filter as such will do so. And I protest 

 here, as I have often done before, against the practice of rais- 

 ing bugbears to frighten the public unnecessarily. There is 

 quite enough to find fault with, and quite enough to guard 

 against, without resorting to sensational fictions. I might 

 say more, but as I only wish to condemn the practice, with- 

 out assuming the position of antagonism toward any 

 individuals, this brief reference to the subject must suffice. 



