The answer is Iron.
Iron overdose or poisoning it's when the iron intake is very superior to normal and can become fatal. This term has been associated with young children in the united states due to the large consumptions of iron supplement
pills, which look like sweets. Just 3 grams can be fatal for a two year old.
The answer is a patent and is valid for 20 years
U have to put the question
No it isn’t I hope it’s correct