general_fact: 7502 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 7502 is a boring number.
trivia: 7502 is a boring number.
historical_date: July 15th is the day in 1959 that the steel strike of 1959 begins, leading to significant importation of foreign steel for the first time in United States history.