3.Turn dirty water into clean water. Use this trick.
Pour down the water into one container and cover the second one with the cloth.
So when you pour the water from the first container over the other one which has a cloth over it. The cloth will work as a filter and purify the water from any sort of dirt particles.
4.If your car ever falls down in an ocean. Use this trick.
In such a situation, the car doors won’t open because of the water pressure. Hence the only thing that can save you is when you break the car mirrors using anything hard.