6. Number ’57’ In Heinz Ketchup Bottle
We’ve seen this before, but we’ve never quite figured out what it’s about. According to Heinz, only 11% of people know that it has little to do with the product name. It’s a spot where you can press to get the sauce onto your plate. So, instead of banging the bottle, do this the next time you need sauce on your plate.
7. Slot At The End Of The Measuring Tape
A metal stub with a small slot is supplied with almost all measuring tapes. Without using the other hand, this slot can be hung on a nail for measurements. If you look closely, you’ll find that the stub is serrated on one side as well. This method can be used to mark points without the use of a pencil.
8. Ridges On The ‘F’ and ‘J’ keys On The Keyboard
Have you ever wondered how you can type so easily without even looking at the keyboard? Ok, thanks to the ridges on the “F” and “J” buttons, your index fingers can use muscle memory to discover other keys.
9. Alteration To The Prescription Bottles
Childproof lids are used on the majority of plastic drug bottles. Even then, few people are aware that all they have to do is turn them upside down and they are no longer childproof. It is important to ensure that this is achieved only when the medicine bottles are designed for this purpose and you are certain that no children will be present.
10. Brushes On The Sides Of Escalators
You may have used them to clean your shoes, but these bristles are actually a major safety feature. People getting their clothes and bags stuck in escalators as they stand too close to the sides is one of the leading causes of escalator accidents. These nylon bristles deceive your subconscious, causing you to hold your feet away from the escalator’s skirt panels, resulting in fewer injuries.