Now more and more people like to travel by car. They want to go out when they have leisure time. These measures should be mastered~
In the wild, if bitten by a poisonous snake, the patient will suffer from bleeding, local redness, swelling, pain and other symptoms, and will die within a few hours if it is serious. At this time, the upper part of the wound should be tied tightly with cloth, handkerchief, tie, etc. to prevent the spread of snake venom. Then, use a sterilized knife to cut a 1 cm long and 0.5 cm deep knife edge at the wound, and use your mouth to suck out the venom. If there is no damage to the oral mucosa, its digestive fluid can play a neutralizing role, so there is no need to worry about poisoning. When bitten or stung by insects: cold compress with cold water, pull out the thorn, and then apply ammonia or milk.
Fracture or dislocation
Fix it with splint and then cold pack with ice. When falling from a tree or rock and injuring the spine, the patient is placed on a flat and firm stretcher for fixation without shaking, and then sent to the hospital.
Eating rotten food, in addition to abdominal pain, diarrhea, but also accompanied by fever and weakness and other symptoms, should drink more drinks or salt water, can also take the method of vomit food.
The north and the South
You can find a stump to observe. The wide face of the ring is the south. You can observe a tree. The branches and leaves on the south side are luxuriant while those on the north side are sparse. You can observe the ant's cave. Most of the holes face south. In places with many rocks, you can also find a striking rock to observe. The mossy side of the rock is the north side, and the dry and bare side is the south side. You can also use a watch to observe Identify direction: divide the time you are in by 2, and then point the quotient at the sun. The direction of dial 12 is north.
How to deal with thunderstorm when traveling
Don't avoid thunderstorms under boulders, cliffs and mountain openings. When electric current passes through these places, it will generate electric arc and hurt the rain shelter. If the cave is deep, try to hide in it. Don't ride or ride in thunderstorm, it will cause lightning. Don't hide in an isolated hut in the wilderness. Leave the high ground and don't shelter from the rain under the lonely trees.