there is one on each eyelid close to the medial canthus. Each drains tears from the conjunctival sac into the lacrimal duct in the same eyelid. The tears then pass to the lacrimal sac and into the nasolacrimal duct. See also punctum.
1 Cubic Foot = 0.0283168466 Cubic Meters. There are 0.0283168466 cubic meter in a cubic foot, because one foot equals to 0.3048 meters and the volume of a cube is calculated by multiplying the length of a side by itself twice, that makes 0.3048 * 0.3048 * 0.3048 = 0.0283168466 cubic meter in a cubic foot.
1 cubic meter is equal to 264.172051242 gallons, or 0.000810713182109 acre foot. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between gallons and acre feet.