The speaker discusses various everyday objects with secret functions that people may not be aware of. These include:
1. The small bumps on the F and J keys of a keyboard, which are orientation keys for people who are blind or have low vision.
2. The hole at the end of a pasta spoon, which is designed to measure out a single serving of spaghetti.
3. The small arrow on the gas icon on a car's dashboard, which indicates the direction of the gas cap.
4. The holes on a backpack, which were originally designed to carry equipment such as ice axes for mountain climbing.
5. The small pocket on a pair of jeans, which was originally designed to carry a pocket watch.
6. The sharp tip on a tube cap, which can be used to open a socket.
7. The hole on a tube cap, which serves to prevent children from accidentally inhaling or swallowing the cap.
8. The hollow lollipop sticks with a hole near the top, which are designed to prevent choking if a child swallows the stick.
The speaker presents these examples in a humorous and engaging way, encouraging viewers to learn more about the secret functions of everyday objects.
Here are the key facts extracted from the text:
1. The F1 and J keys on a keyboard are orientation keys for people who can't see.
2. The little bumps on a keyboard are designed to help people who can't see type.
3. The holes at the end of a pot are for hanging the pot or putting a spoon in.
4. The hole in a pasta spoon is for draining pasta noodles.
5. The size of the hole in a pasta spoon is designed to indicate the portion size of spaghetti for one person.
6. The hole in a lock can be used to drain water out of the lock when used outdoors in the rain.
7. The hole in a lock can also be used for lubrication.
8. The arrow next to the gas icon on a car's dashboard indicates the direction of the gas cap.
9. The arrow next to the gas icon on a car's dashboard is a secret feature that not many people know about.
10. The whiplashes on a backpack are actually made to carry extra equipment.
11. The small pocket on a backpack is originally designed to store and protect pocket watches.
12. The sharp tip on a tube cap is for opening a socket.
13. The hole in a tube cap is designed to prevent children from accidentally suffocating on it.
14. Lollipop sticks are hollow and have a hole near the top to prevent children from choking if they swallow them.