Answered Dec 10, 2017
That depends on what you mean by, “the rarest thing in a human being”.
This Wikipedia chart is kind hard to read, but it looks like the rarest thing in a human being might be radium.
Answers Originally Posted By Me On Quora
Answered Dec 10, 2017
That depends on what you mean by, “the rarest thing in a human being”.
This Wikipedia chart is kind hard to read, but it looks like the rarest thing in a human being might be radium.