Whatever technology we have today is a result from many trial and errors in the previous years. A lot have changed since then that we can’t even recognize what the inventions were and how they were used. Take these items for instance. In the past, some of these objects would have been a common sight around the house, but these days, we only find them in antique shops. Can You Figure Out What These Tools Are Used For?
1It’s like a rolling pin that cuts

It's a croissant dough cutter.
2What would you think this would be for?

Midwives used it to tie off the umbilical cord of a newborn baby.
3A very weird key

Bump key. Lock bumping is a lock picking technique for opening a pin tumbler lock using a specially crafted bump key, rapping key or a 999 key.
4Weird silverware

This is a food pusher used by a toddler learning to push food onto a spoon or fork.
5What do you think this wooden contraption would be used for?

It's a bottle corker.
6Good luck guessing what this is

Mighty Meatballs maker.
7What is this?

It's a powdered sugar duster. You squeeze the handle and fill with sugar, then it closes with the spring. As you tap the device, the open spiral shape allows for a sprinkling of dusted sugar.
8What is this wooden thing?

The middle hole goes over a wine bottle and wine glasses hang from the other holes.
9Somebody found this in their food

It is a cattle/pig microchip for meat traceability. These really aren't supposed to get into food.
10What are these things and what are they doing?

They are red slugs, and they're mating.
11Looks like a sex thingy, but it is really not

It goes over shoes to give grip on ice.
12Weird shaped box

Cannabis grinder.
13Looks like an air freshener but has a camera

It's part of a Verisure security package.
14What are these dots you see around the edge of the car, bus and train windows?

Those are little sunshades to keep the sun from deteriorating the chemicals in the bonding seal.
15It seems like a heavy metal weight inside

This is a "tracker pebble" used for tracking longshore drift.
16This is at the Heathrow Airport and it looks like it hasn’t moved in ages

It is used for fire training for the airport fire brigade.
17Someone found this jammed in their front door lock, it’s about 1.5' long. What is it?

It's a tension wrench from a lock pick set.
18What do you think this tool would have been used for?

It is a carpet stretcher and according to the patent, the cup is supposed to hold tacks.
19Looks like a torture device, but it is not.

It is used to remove the top of soft boiled eggs
20Weird machine?

It is a vape cartridge. That type often has marijuana inside
21What is the point of such a device?

It is a usb charging condom. This way you can plug your phone into a random USB port and be sure that no data is exchanged. Only the power pins are passed through to the phone. It is also called a sync stop.
22What might this key be used for? It separates when squeezed

It’s for smoking the leftover end of a marijuana cigarette when the fire is too close for you to be able to hold it (called a roach) without burning your fingers.
23Some accidentally broke a toy egg and this green thing was in it?

It is usually used to "trigger" some sound effect when used in combination with a toy pan.
24What is this 25ft long trailer used for?

It's got a sailplane (glider) in it.
25Someone got this inside a package. What is it?

You wind it up, put it in the envelope, and when someone picks it up, it acts like a rattlesnake inside