Show V DDT Is not always harmful to animals absorption or licking toxicity overplayed when DDT fly sprays first became available for farm buildings build trigs and livestock there was considerable talk about sprayed animals being poisoned from absorption through the skin or from licking one another or licking the walls ot of buildings to which DDT had been applied evidence however indicates the danger ot of toxicity to animals has been overplayed for instance in missouri last summer a cow drank halt half a tubful of DDT barn spray while the tanner farmer was tinkering with his sprayer and getting ready to spray his barn the cow suffered no bad effects at west virginia university last year the dairy department threw caution to the wind and put 32 pounds of 50 per cent DDT powder in gallons of water then sprayed cows with it that figures out about 16 per cent for DDT most recommendations to date have been under I 1 per cent tor for DDT water sprays on animals there were absolutely no harmful results the head of the dairy department reported the DDT controlled flies too the spray was put on in may and there were no flies on the cows until the middle of august |