.
There were much more dangerous things in old times than DDT.
Nuclear radiation was not a problem. They did not knew what it makes. That is why they put hunders of soldiers to walk in atom bomb radiation to see it.
Personal DDT![](http://media.iwm.org.uk/iwm/mediaLib//37/media-37167/mid.jpg)
On January 27, 1951, the first atomic bomb test was conducted at the Nevada Test Site in the remote desert north of Las Vegas.
![](http://travelingringo.com/wp-content/uploads/2011/11/atomic-bomb-test-1955.jpg)
Soldier department under radiation test
This historic photo is one in a yearlong series commemorating the 100th anniversary of Clark County.
![](http://my.greasy.com/host/images/15276853.jpg)