What trivia do you know that others don t know?

You can know the degree of an angle with just your hands. Spread your fingers as far as you can and place your palms on the surface of the angle you want to measure. The little finger should be at the bottom, representing 0°.

The angle between the thumb and the little finger is 90°, and the angle between the little finger and the other fingers is ° and 60°, respectively.

With your knuckles, you can find out the number of days in each month. Clench your fists and start counting your knuckles. Each joint bump and gap is a separate month.

Start counting one aspect, and then, after reaching the end, start again with the knuckles of your index finger. If the month is on the joint bump, then there are 31 days, and if on the gap, the month contains 30 days or less.

One 43cm pizza is bigger than two 30cm pizzas, I don't know if you believe it or not, I tested it anyway.

Coconut fruit is produced by bacteria, and the scientific name should be bacterial cellulose. What we usually see is that the coconut fruit we eat is not not the pulp in the coconut, but the bacterial cellulose secreted by bacteria fermented in the culture medium, and the chemical composition is the same as the cellulose in plants, but the purity is very high, and the polysaccharide polymerization is also high.

The strawberries we eat are not fruits, but receptacles. The strawberry is the fruit of the strawberry that looks like a sesame seed on the surface! Botanically called pseudofruit.

The oxygen atoms that are now in our lungs, the carbon in our muscles, the calcium in our bones and the iron in our blood were born inside the stars and scattered around the universe when it was **. This means that all of us are partially aliens and are made up of stardust.

Human saliva contains a natural painkiller called opiorphin, which is more effective than many medications, and can have both anti-panic and antidepressant effects. So it's okay to kiss more at home.

The largest desert in the world is actually the Antarctic Desert, the second is the Arctic Desert, and the third is the Sahara Desert, which is the largest hot desert in the world.

Most people don't know that streetlights are actually much bigger than they look, and that the lines on the pavement are much thicker than they seem. There is an explanation called the phenomenon of size perception.

In every piece of cold knowledge, there are words.

Every day, our hearts produce enough energy for a 30km truck trip, and our brains produce enough energy to light a 10-watt light bulb.

An adult's brain has enough energy to keep a light bulb on for a second. That's probably why the people in the cartoon think of paying attention.

You won't see anything at absolute zero, because absolute zero freezes the photon and makes it static.

Freshly boiled water can't be drunk directly, you must remember, you must remember, otherwise it will burn your mouth and blister