The mystery of quicksand. Mystical places of the planet.

Quicksand usually consists of sand or clay and saturated salt and is most often found in river deltas. Their surface looks solid, but as soon as a human foot steps on it, the sand begins to the water and sand separate, forming a compacted layer of wet sand, in which it is easy to get stuck. The friction between the grains of sand is greatly reduced, and they can no longer support the weight of a person, so that he really begins to get bogged if, according to the laws of physics, the body cannot endlessly sink deeper and deeper into the sand, why do people tragically die from time to time in quicksand? telegram Instagram facebook