What Is Porosity?

Answer

Porosity also known as a void fraction is the measurement of empty or void spaces in an object. It is computed as the fraction of the volume of emptiness over the total volume of the object.
Q&A Related to "What Is Porosity?"
Image by Flickr.com, courtesy of nutmeg) (megan soh Porosity refers to the hair's ability to absorb moisture. Porous hair readily absorbs moisture, but releases it just as fast.
http://www.ehow.com/how_5723755_porous-hair-damage...
It is defined as the ratio of its pore volume to the bulk volume.
http://wiki.answers.com/Q/What_is_porosity
Porosity is the state or quality of being porous.
http://www.chacha.com/question/what-is-a-porosity%...
porosity: the property of being porous
http://www.kgbanswers.com/what-is-porosity/1009323...
2 Additional Answers
Ask.com Answer for: what is porosity
po·ros·i·ty
[paw-ros-i-tee, poh-, puh-]
NOUN [PLURAL PO·ROS·I·TIES]
1.
the state or quality of being porous.
2.
Geology, Engineering the ratio, expressed as a percentage, of the volume of the pores or interstices of a substance, as a rock or rock stratum, to the total volume of the mass.
Source: Dictionary.com
Porosity is the ability to absorb moisture into void spaces. An example of something that is very porous would be a sponge. It has a lot of open space for the water to enter.
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