6^2 
rSSECTIC’IDES— 
A. Tol)aceo smoke. 
B. Pyrethram. 
C. Hyt>irocyanic acid. 
P. Formaldebyd gas. 
E. Sulphnr dioxid. 
F. Coal oil. 
G. Arsenical c*>mpoomis, 
H. Phosphoms. 
I. Cobalt salts. 
J. Carbon bisnipMd. 
Ants. 
3Iosc[nitoes. 
E*>aciies. 
Fleas. 
Flies, etc. 
