I would say that a chemist would most likely be interested in the colour change. What chemical processes lead to this change? What chemical substances are involved? these are the kind of questions that the chemist could ask.
From the moment they are born
When the U.s supreme court decides a case, The chief justice writes a majority opinion if he or she was in the majority
The chief justice usually assign a trusted person to writes this opinion
hope this helps
This should help you
https://www.inc.com/encyclopedia/cooperative-advertising.html
If not I am truly sorry