During the Roman Empire period all Roman men had a first name that was picked from a list of only 16 names. The second and third names distinguished the family the person came from.

(The Great Courses – The Rise of Rome)

Nicotine is a powerful toxin. It takes about 60 mg to kill an average person. That is the amount of nicotine in 3 cigarettes. The process of smoking reduces the amount of nicotine actually being ingested.

(The Great Courses – Chemistry)

Salicylic acid is combined with acetic acid to form aspirin and water. This is done because aspirin is easier on the stomach than salicylic acid. When the aspirin reaches the bloodstream it is dissolved back into the original components. It is the salicylic acid that is the actual pain relieving agent,

(The Great Courses – Chemistry)