Kool-Aid is a brand of flavored drink mix owned by Kraft Heinz based
in Chicago, Illinois. The powder form was created by Edwin Perkins
in 1927 based upon a liquid concentrate called Fruit Smack.
There is an active scene of Kool-Aid collectors. A rare old Kool-Aid package can be traded for up to several hundred dollars on auction websites. (From Wikipedia)
The building in Hastings, Nebraska, where Kool-Aid was invented.
Edwin Elijah Perkins
(January 8, 1889 – July 3, 1961)