Most objects have a pretty obvious purpose, but sometimes things fall out of fashion, leaving the next generation to wonder, “what exactly was this used for?” That’s where the sleuths of the internet come in. If you’re not sure what exactly an object is used for, there’s usually someone who knows.
The Reddit subgroup “What is This Thing?” leads people with an object of questioned use to people who might know just what the object is. Some of the most fascinating answers have even caught the attention of police departments and hazardous waste clean up teams.