Prophet Muhammand s.a.w is A smart person

Prophet Muhammad s.a.w is a very smart person, this statement can be proven through hadeet below:

From Ibn Abbas radhiallahu 'That Muhammad s.a.w. forbid to breathe or blow in the container when drinking. "

We must know that in time That chemistry or biology does not exist in Arabic.

And now, that hadeeth is proven correct. Because When We breath, we enter the oxygen and removing carbon dioxide. So, if we breathe in a container, first we will breathe in oxygen and removing carbon dioxide, then sucking carbon dioxide that we have had. In fact, carbon dioxide is a poison that is harmful to the body.

Could Muhammad know that a scientific explanation, but there were no biological or chemical sciences. That is why Muhammad was a very clever, because intelligence Muhammad from the knowledge given by God Almighty is mighty clever. If the human sciences as compared to their knowledge., Then the human sciences only as much seed oil. Subhanallah ....