Examlex
In the MySQL Table Editor,the abbreviation NN stands for NOT NULL.
Water Contracting
A physical phenomenon where water decreases in volume under certain conditions, contrary to the usual expansion upon cooling.
Crystals
Substances that are solid in form, with their atoms organized in a consistent, repeatable structure that spreads across all three dimensions of space.
Debris Flows
Rapidly moving masses of rock fragments, soil, and mud, with a large amount of water, often down mountain slopes.
Flash Floods
Rapid flooding of geomorphologic low-lying areas - washes, rivers, dry lakes, and basins caused by intense rainfall events or sudden release of water.
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