9 amazing skills that are still useful even after a hundred years!

Use a wide-mouthed bottle and fill it up to the brim with hot water. Press the injured part of your hand tightly against the mouth of the bottle. The suction in the bottle will loosen the wound, and the water vapor will then squeeze out the fragments.

2How to cut down a tree

When you decide which way the tree will fall, cut downward or inward as shown. When the cut is half the diameter of the tree, continue cutting a few inches higher on the opposite side of the cut, and finally use a rope to easily pull the tree down.

3. How to keep plants watered when you are not at home

Fill a large bucket with water and place it slightly higher than the plants or very close to them. 2 to 3 loosely braided ropes, completely submerged in water. Place one end of the rope on the bottom of the bucket to secure it. Place the other end of the rope in the soil of the plant. One rope can provide the moisture needed for a pot of plants.

4 How to Light a Match in the Wind

Everyone knows that it is difficult to light a match in the wind, but this has been overcome. As shown in the picture, if you put some wood shavings on the upper stem of a match, the match will light a stronger flame than ever before. You can try it at home, provided you have matches~

5 How to use a chair to cross a river

Although there is no need to cross the river this way now, it is worth understanding, purely for entertainment. Tie a rope firmly to a tree, have a child swim to the other side of the river, and tie the other end of the rope to a tree on this side of the river. Fix a chair on a rope with a pulley. Children on both sides of the river pull the rope, pushing the pulley to bring the children on the chair to this side of the river. In this way, children who cannot swim can safely reach the other side of the river. This is similar to today's cable cars.

6 How to Make Your Own Fire Extinguisher

Dissolve one pound of salt and half a pound of brine in two quarts of water. Put this mixture into small glass bottles, and if a fire occurs, throw one or more of the bottles containing this liquid into the flames, and any serious fire may be averted. Note: 1 pound = 0.4536 kilograms, 1 quart = 1.136 liters

7. Homemade Water Filter

The simplest and most effective water filter can be made from a clean zinc bucket. Drill a small hole in the bottom of the bucket and attach a short length of tubing. The water reaches the bottom of the barrel after percolating through the layers of fine and coarse sand to the selected clean gravel and stones. After several layers of filtration, the water flowing out from the bottom of the barrel is in a clean state.

8 Fresh Eggs

To keep the eggs fresh, they must be replaced. Simply placing the eggs in a box or soaking them in salt water and placing them in a cool place will help them last as long as possible. There is no air, so it doesn't matter if the eggshell is broken.

9 How to Stop a Mad Dog

As shown in the picture, the investigator can hold a cane, a handkerchief or even a hat. A dog will always try to attack your defenses before biting you, which will give you a chance to defeat it.