Grain entrapment
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Grain entrapment, or grain engulfment, occurs when a person becomes submerged in grain and cannot get out without assistance. It most frequently occurs in grain bins and other storage facilities such
U.S. Occupational Safety and Health Administration illustration of grain entrapment
Most entrapments occur in grain bins similar to these.
Most recorded grain entrapments have occurred in corn.
Quicksand
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Quicksand, also known as sinking sand, is a colloid consisting of fine granular material and water. It forms in saturated loose sand when the sand is suddenly agitated. When water in the sand cannot e
Grain entrapment
…with every inhalation, making it more critical to secure breathing space for a victim in that situation. It has been likened to concrete, cement or quicksand; and described as making it impossible to even wiggle toes inside a shoe or boot; one survivor said he felt as if an "80,000-pound (36 t) semi truck…
Quicksand and a warning sign about it at a gravel quarry in England
Quicksand on the Thames
A group of hikers encountering quicksand on the banks of the Paria River, Utah
Quicksand warning sign near Lower King Bridge, Western Australia