Here is a video with usefull Info:
Something i cant find the answer for:
Contaminated items. We can see that we will be able to carry more than one. But is it limited to one weapon only? Do you drop ALL your contaminated items once killed after being Rogue? How many you drop after getting killed and not being Rogue?
So, if we can carry more than one (No matter the item) Contaminated item, that means that this is only to let other players you have contaminated gear:
Makes The Dark Zone more interesting!!! Freaking out to get all the loot out!! haha.