/diy/ - Do It Yourself

>Helping a friend to prepare some steel plaques
>Need to clean them up using a very corrosive chemical.
>”Be very careful anon, wear double protection on your hands”
>Clean that shit, it’s all shiny and looking brand-new.
>”all right, no accidents with the chemical, we were extra careful!”
>Remove protective gear, Take off the gloves and see pic related.
>WTF?!
>”Anon! Why didn’t you said something?!”
>I honestly did not feel a thing until about an hour after the burn became exposed.
> Now i have a chemical burn scar on my wrist.