YouTubers were given photographs of strange inventions and asked to guess their purpose. Their humorous and often absurd guesses ranged from a device that filters out farts to a blanket that absorbs farts, a simulator for training facial muscles, a device for examining ears, a whistle that puts people to sleep, and a smile simulator that electrocutes the face to stretch out a smile.
Here are the key facts extracted from the text:
1. Participants were shown photographs of strange inventions and asked to guess their purpose.
2. One invention appears to be a pad that protects the armpit area.
3. Another invention may be adult diapers for men.
4. A device with a mesh may be used to filter out farts.
5. A blanket with inserts may be designed to absorb farts.
6. A portable table can be placed between the legs.
7. A device with a flashlight may be used for oral sex.
8. A trainer for facial muscles helps develop and smooth out the lips.
9. A device with a vacuum cleaner sucks out dust and dirt.
10. A contraption with a tube may be used to shave hair.
11. A device with a light is used to examine the ears.
12. A whistle may be used to stop someone from snoring.
13. A device with a pacifier may be used to soothe adults.
14. An ultrasonic device is used to knock off teeth with plaque.
15. A voice trainer helps improve one's voice.
16. A portable washing machine can be worn while walking.
17. A swimming nozzle for the nostrils helps people breathe underwater.
18. A scratcher is used to scratch one's nose.
19. A nose shape corrector helps correct the shape of one's nose.
20. A device with electrodes may be used to stimulate a smile.