Yeah, maybe with my hands, if the plastic cover falls off cause someone ran it through qn overloaded dishwasher.
Look, can we just not have poison in our drinkware? I don't feel like that's an unreasonable request. Someone else mentioned that it's not intended for hot beverages, and will leech nickel into your coffee if you don't read the warning labels.
While people are worrying about this, they fill their glasses made of actual glass with water that probably comes from copper pipes with lead solders... Maybe they should start worrying about that first, but who am I to tell?