All hysteria and gruesome photographs aside, it seems as if there is great controversy as to whether or not DU is a significant hazard.
Some noted scientists say no while others say yes.
But after reading a few reports, especially this one:
http://www.who.int/mediacentre/factsheets/fs257/en/
it seems to me that the arguement against DU use is weak at best, amounting to the scare over irradiating food.