Here is a concise summary of the text:
**Title:** Unrevealing Hidden Secrets in Everyday Objects
**Summary:**
This text reveals surprising secrets and intended uses behind various everyday objects, aiming to make life easier. Examples include:
1. **Design purposes**:
* Escalator brushes (mark stair edges)
* Suit jacket ticket pockets (originally for horseback riders)
* Tic Tac containers (easier single-candy dispensing)
2. **Functional features**:
* Microwave doors (mesh screens trap electromagnetic waves)
* Golf ball dimples (increase lift, reduce air resistance)
* Bathroom sink holes (prevent water overflow)
* Car fuel indicators (show fuel tank side)
3. **Practical hacks and uses**:
* Softening hard butter with a warmed glass
* Using coconut oil for various tasks (e.g., removing gum, polishing)
* Toothpaste for cleaning silverware
* Coffee grounds for absorbing fridge odors
4. **Other interesting facts and uses**:
* Various other objects with hidden purposes or uses (e.g., stapler, chopsticks, soy sauce packets as ice packs)
**Overall:** The text showcases a collection of intriguing facts and practical tips to enhance daily life by understanding the design intentions and hidden uses of common objects.
Here are the key facts extracted from the text, numbered and in short sentences, without opinions:
**Design and Functionality**
1. Escalator brushes mark the edge of stairs to prevent shoelaces or clothing from getting dragged in.
2. The "ticket pocket" on the right side of a suit jacket was originally for storing coins for fare payments.
3. The left chest pocket on a suit is designed for handkerchief storage.
4. Holes in Tic Tac containers aid in removing one Tic Tac at a time.
5. The small arrow on the gas pump icon on car dashboards indicates the side of the fuel tank.
**Safety Features**
6. Holes in bathroom sinks prevent water from overflowing.
7. The hole in the lid of some containers allows air to pass through, preventing accidental swallowing.
8. The gap at the bottom of bathroom stall doors allows for emergency access and ventilation.
9. Grooves on coin edges prevent tampering by making alterations visible.
10. Metal plates on some locks allow for oiling to prevent sticking.
**Aviation and Transportation**
11. Some airplane windows have holes to balance airflow and prevent shattering due to air pressure.
12. Airplane windows are made of three layers, with the outer layer being the strongest.
13. Tram lines are often in a zigzag path to extend the life of the current collector.
**Everyday Items**
14. Golf balls' dimples increase lift and reduce air resistance.
15. Most staplers have a reversible metal plate to create temporary staples for easy removal.
16. British coins form a complete royal coat of arms when collected from penny to 50 pence.
17. Toothpicks often have a built-in holder on their packaging.
18. Disposable chopsticks usually have a detachable upper part for easy separation.
19. Cutter knives have a marked line indicating where to cut when replacing the blade.
20. Cotton pads have different textures for various uses (nail polish removal, cleansing, exfoliating).
**Food and Storage**
21. Freezing soy sauce packets creates a useful small ice pack for minor injuries.
22. The ice cream cone was invented accidentally using waffles when glass cups were unavailable.
**Miscellaneous**
23. Using a warm glass can soften hard butter.
24. Coconut oil can be used to remove chewing gum, polish silverware and leather, and more.
25. Toothpaste can clean tarnished silver jewelry.
26. Coffee grounds can absorb odors in refrigerators.