Why there is a little dot behind your smartphone? | 10 interesting features you don't know

Tiny dot behind your phone

So grab your phone. Good, now turn it around. You see that tiny dot between the camera and the flash that's a small microphone that's something you didn't know.

What's it doing there? Well, when you're a phone call, this little guy is busy at work reducing the amount of background noise.

Other people hear when you talk that if it weren't for this, calls wouldn't be as nearly as crisp as they are now.

 

 

Use your chest strap of the bag as a whistle.

You're lost in the woods, and you're rushing to get back to camp. You suddenly remember you've got something that can help.

You grab one of your chest straps from your backpack and whistle on it. Yup, that's right, a lot of bags have this feature in them.

Especially the ones made for the outdoors, it isn't long before you hear the call of one of your friends and you follow them back to the warm campfire saved by this remarkable bit of design.

 

 

What's the use of a bit of pocket in your jeans?

If you're a curious person, you might have wondered what that little pocket in your jeans is doing there; you know, the one that's inside the more oversized bag.

People often use it to store coins and bills, but it's not meant for that. It's designed to keep your pocket watch safely.

Maybe that's where the name pocket watch comes from.

 

 

Don't use your plates to serve Chinese.

You finally arrive home after a long day's work; you understandably don't feel like cooking, so you sit on the couch and watch a bit of tv and order some takeout. 

How about Chinese perfect? There's the doorbell that has to be your food. It smells delicious wait before you grab the plates, Do this instead, open your Chinese food container on the table.

It becomes the perfect plate and its cardboard which means no cleaning either.

 

 

Know the proper use of metal tab hole in a soda can

The can of soda you got with your food has a cool feature too. Look at the tiny metal tab there, the one you use to open the can guess what you can fit your straw in there. 

That's precisely what they're made for; go ahead try it for yourself.

 

 

Why computer or smartphone keyboards are in QWERTY layout?

If you're not at your computer, take a look at your keyboard right now. If you're not, that's okay. Here's one on the screen the keycaps are arranged in what's called the qwerty layout named after the first six keycaps below the numbers.

As it turns out, it wasn't always this way. They used to be laid out alphabetically, which would make more sense.

When you think about it, the alphabetical layout fell out of use because there were things called typewriters long ago.

Remember those you press down a key, and a typebar would fly out, hitting an inked ribbon and stamping a letter on the piece of paper eventually.

 

 

The typist got good at this and typed faster, too fast. The tie bars would eventually get caught in a log jam with each other ruining the flow. To fix this problem, they made keyboards with randomized keycaps.

The new layout worked better because it made typing harder, helping to slow the type is down and prevent the typebars from getting stuck.

Keyboards have another hidden feature too, have you ever noticed that the f keycap and the j keycap have little bumps on the bottom of them as it turns out they're there to help people figure out where they are on the keyboard without having to take their eyes off the screen.

 

 

Use the cap of your coffee cup as a holding tray.

Grabbing a takeaway cup of coffee at your favorite cafe might be just what you need to fully wake up in the mornings when you get back home or to work though you might be afraid to stain your desk when you put the steaming hot coffee down.

Worry not. Your plastic lid isn't only good for keeping your coffee hot it also doubles as a coaster. They're the perfect size to hold a cup. Try it for yourself 

 

 

Know the proper use of pasta scoop 

This one's going to come in handy if you're a home cook. If you're like me, you might have a bit of trouble deciding how much pasta you need for just one serving.

Well, if you've got a pasta scoop, grab that; most people don't know what the little hole in the middle is for and assume it's supposed to help with water drainage or something.

It turns out that it helps you measure out a perfect serving, see how much dry spaghetti you can fit in the hole, and use that as one portion.

 

 

Difference between wooden hangers and plastic hangers

Out of the store buying coat hangers, you might notice that the plastic ones feel cheaper than the wooden ones. There's a good reason for this wooden hanger are made out of cedarwood. 

The big difference between the two is that the wooden ones repel bugs and moths stronger and last longer.

Perfect for things that might stay in your closet for a long time

 

 

The reason to make your toothbrush colorful

When you brush your teeth, you might have noticed that your toothbrush has blue bristles. They're not just there for show. They're there to tell you when it might be time to switch toothbrushes. 

These bristles lose their strength and color when the brush has been worn down, letting you know that it's time to get rid of it.

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