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How many nucleons are there in an atom of ?
Human Combustion
A supposed phenomenon where a human body allegedly catches fire and burns as a result of internal chemical reactions, without an external source of ignition.
Percolation
The process of a liquid slowly passing through a filter or porous substance, often used in the context of water movement through soil.
Groundwater
Water stored underground in soil and crevasses, or an aquifer
Evaporation
The process by which a liquid turns into vapor, typically under the effect of heat.
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