I have deep open soars that crust over and very painful all over my forearms , been going on for about a yr. wont heal been treated by dermontalogist looks like a meth head forearms ,I was exposed to 7 hazardous chemicals in 2/16 at SIU , they pop up open up seal over with bad infection , hurt so bad have to pop open to release yellow puss , then white liquid and then bleed a lot then scab over till I release puss, then more form around it , they cant say it was from chemical exposure but a yr now, been using Erythromycin among other creams and atibiotics , need to see hazard occupational doc , don t understand why they cant figure it out, tierd of open painful soars that wont go away, like small volcano but deep and like a bunch of white hard heads inside the soars , like I said it looks like meth head forearms.