The main treatment of heavy metal poisoning is termination of exposure to the metal. Treatment also consists of the use of various chelating agents that cause the toxic (poison) element to bind with the drug and be excreted in the urine.
Que te pasa, literally mean: What Happens to you? With kindness and preoccupation, it means that the other person thinks something bad is happening to you a he/she wants to help you. With aggressive feeling, it means that the other person feel offended by you, and is asking: what is your fucking problem?.
Estar is the Spanish verb best known as one of the two forms of to be.. However, it also has various other uses in which it has meanings (or translations) other than to be.. It often has meanings other than to be when used with certain prepositions, and in some cases it can be translated as to be but only when other words are used with it.