Useful Knowledge (18 gifs)

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  • 23 Jun, 2021  |
  • Views: 3432  |
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Everyone hates red eyes in photos. But if your pupils reflect white in a picture, it could be a sign that something is seriously wrong with your eyes, such as cataracts, retina problems, or even eye cancer.

Useful Knowledge (18 gifs)

If you’re ever at a party and your drink tastes unusually salty, do not continue drinking it. Rohypnol is reported to have a salty taste.

Useful Knowledge (18 gifs)

Lying flat on your back is the best way to survive a falling elevator.

Useful Knowledge (18 gifs)

If you ever see square waves in the ocean get out immediately. They are powerful currents that can drag you underneath the water and kill you in an instant.

Useful Knowledge (18 gifs)

If someone gets stabbed, do not take the knife out. It acts as a plug to the hole and prevents blood loss. Apply pressure around the wound and call the police.

Useful Knowledge (18 gifs)

If someone ever tries to grab you, scratch them. Their DNA will now be in your nails.

Useful Knowledge (18 gifs)

The machine that sets the pins at the bowling alley is extremely dangerous. So if you slide into the pins as a joke, there is a very good chance that you will be crushed to death.

Useful Knowledge (18 gifs)

Each railroad crossing has a number on it. So, if your car gets over stuck on the train track, call 911, give them this number and they’ll notify upcoming trains to stop.

Useful Knowledge (18 gifs)

If a deer is running across the road it’s better to hit it than swerve and run into a ditch. If there is a moose in the middle of the road swerve and run into a ditch. Hitting a moose is like running into a brick wall.

Useful Knowledge (18 gifs)

No matter how thirsty you are, do not eat large amounts of snow. Too much cold ice in your stomach can cause you to die of hypothermia. Melt the ice and then drink it.

Useful Knowledge (18 gifs)

If you ever find yourself being dragged underwater by an alligator shove your fingers into its nose. This breaks the seal alligators need to keep water out of their airways and will make them release you immediately.

Useful Knowledge (18 gifs)

If you ever need to escape a moving car do not jump out, put one foot down and take a step. This will significantly reduce your speed and will have a much greater chance of surviving the fall.

Useful Knowledge (18 gifs)

If you ever for some reason ingest windshield wiper fluid or anti-freeze, drink large amounts of vodka to keep it from shredding your kidneys to give you time to get to the hospital.

Useful Knowledge (18 gifs)

If your house smells like fish for absolutely no reason, 9 times out of 10 it means that there is an electrical fire.

Useful Knowledge (18 gifs)

If a tornado looks like it’s not moving, it’s actually moving towards you.

Useful Knowledge (18 gifs)

If a powerline falls next to you, do not walk or run. Put your feet together and do a bunny hop to jump and get away. This keeps electricity from traveling up one leg and out the other, which prevents you from being shocked by several thousand volts.

Useful Knowledge (18 gifs)

If you ever wake up in the middle of the night to the smell of gas, do NOT turn on the light. A spark from a light switch could blow up the entire house.

Useful Knowledge (18 gifs)

If you ever fall off of the edge of the subway platform and onto the tracks don’t waste your time trying to crawl back up. There is a crawl space built to go underneath in case this happens.

Useful Knowledge (18 gifs)

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