Niskin bottle

1. See under Nansen bottle

Example Sentences

Using a device called a Niskin bottle, a tube with two stoppers held open by springs is lowered down into the waters.

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When it slides down the rope and hits the Niskin bottle, it trips the springs, closing the watertight stoppers.

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Tick marks every foot on the rope show how deep the Niskin bottle goes.

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That method uses a device called a Niskin bottle, which takes a sample from a specific point in the water.

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