i HAP. XX.] INSECTS AND DISEASE. 193 



(iii) Avoid eating any uncooked vegetables and make sure that 

 all milk and drinking-water is invariably boiled as a matter of 

 routine and thereafter kept protected from flies. 



(iv) Ordinarily cleanly persons do not suffer from attack by 

 bed-bugs, lice, et< .. as a rule, but it is not always possible to avoid such 

 when travelling. When in camp and after returning from camp 

 therefore, it is not a bad plan to have all bedding spread out for .1 

 few hours in the blazing sun on a bare patch of ground. 



It is simply not worth while to risk infection by insect-borne 

 s when a very little care and common-sense will go a long 

 way to avoid such risk 



1 i 



