Femtolitre (fL)

A femtolitre (fL) is a measure of volume that is equal to one-quadrillionth of a litre. A litre is slightly larger than a quart.

Is it an emergency?

If you or someone in your care has chest pains, difficulty breathing, or severe bleeding, it could be a life-threatening emergency. Call 9-1-1 or the local emergency number immediately.
If you are concerned about a possible poisoning or exposure to a toxic substance, call Poison Control now at 1-800-567-8911.

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