Found on the floor of my office : r/whatisthisthing

I found this on the balcony of my third floor apartment and I'm not sure what it could be : r/whatisthisthing

Pen sized object found in the basement of an 1881 mansion that was once a morgue. : r/whatisthisthing

Round hard plastic, about 2cm diameter. Removed from my cats stomach. : r/ whatisthisthing

What is this thin metal object? Randomly appeared on my floor. Does not bend or appear to have broken off of anything : r/whatisthisthing

Metal lego looking thing I found on the floor outside my garage : r/ whatisthisthing

Built into the floor of my hotel room - opens to a small dirty cement hole - 19th floor of a swanky hotel in Downtown Houston - lifting it up reveals a

Looks like a bunch of fans in the floor, but why so many and what's the purpose? Located in a large conference room. I don't think it's air conditioning or ventilation because

Weird white substance on floor after coming back from vacation for a week? : r/whatisthisthing

Round control knob type object appeared on my floor. Any ideas? : r/ whatisthisthing

Built into the floor of my hotel room - opens to a small dirty cement hole - 19th floor of a swanky hotel in Downtown Houston - lifting it up reveals a

Metal lego looking thing I found on the floor outside my garage : r/ whatisthisthing