Common Insect Enemies 93 



washing the garments in hot water or by dry cleaning. If a 

 person changes to clean clothing every week, he will not have 

 body lice. 



But, where whole communities live in homes where 

 cleanliness is not practiced, where soap is not available, and 

 where anyone with a change of clothing is considered a pluto- 

 crat, the problem of louse control is a much more difficult 

 one. But now with DDT, as results in Naples have shown, 

 no individual or community need suffer any longer from the 

 dreaded typhus and other louse-borne diseases. A single 

 application of 10% DDT powder to all individuals in an in- 

 fested community will completely eradicate the lice. One 

 ounce of powder applied to the inner surface of undercloth- 

 ing and another % to 1 ounce applied to the seams of the 

 outer garments will continue to kill lice for months there- 

 after. 



Whafs That In Your Hair? 



Was little Johnny sent home from school recently with 

 a note from the school nurse saying that he must get rid of 

 lice before he would be permitted back in school? And did 

 you feel deeply mortified at this insult to the cleanliness of 

 your home? Don't feel too badly, for it takes more than 

 cleanliness to keep away these little fellows. Maybe they 

 just preferred Johnny's clean head to the dirty head of his 

 schoolmate who brought the lice to school, to distribute un- 

 intentionally among all the children. 



But now that the tell-tale nits have been spotted by the 

 eagle-eyed nurse, don't get the idea that all you have to do is 

 put Johnny under the shower and give him a good shampoo. 

 The lice and nits are a little too tough for that: they can sur- 



