Phytoremediation At Chestnut Street

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Acre

A measure of land, 4,840 yards2, 43,560 ft2 or 4,047 m2.

 

Cubic Feet (ft3)

A three-dimensional unit of measurement: by width, length and height.

 

Density

A ratio of mass to volume.

 

ppb (parts per billion)

A unit of measurement used to describe levels of contamination. For example, one gallon of solvent in one billion gallons of water is equal to one part per billion.

 

Square Foot (ft2)

A two-dimensional unit of measurement: by width and length.