John Cleese to Star in a British Sitcom for First Time in Nearly 40 Years. 11 April 2017 3:34 AM, -08:00 | Variety - TV News. The new Will & Grace TV series will extend to 12 episodes. 5 April 2017 9:30 PM, -08:00 | The Hollywood News.
Analytical chemists determine the structure, composition, and nature of substances by examining and identifying their various elements or compounds. They also study the relationships and interactions among the parts of compounds.
A chemist is  a scientist who researches and experiments with the properties of chemical substances. They measure the effects of chemical compounds in various situations and study inter-chemical reactions.