porosity

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porosity

 [pŏ-ros´ĭ-te]
the condition of being porous; a pore.

po·ros·i·ty

(pō-ros'i-tē),
1. Synonym(s): porosis
2. A perforation.
[G. poros, pore]

porosity

/po·ros·i·ty/ (por-os´it-e) the condition of being porous; a pore.

po·ros·i·ty

(pōr-os'i-tē)
1. Synonym(s): porosis.
2. A perforation.
[G. poros, pore]

po·ros·i·ty

(pōr-os'i-tē)
1. Synonym(s): porosis.
2. A perforation.
[G. poros, pore]

porosity (pōros´itē),

n the pres-ence of pores or voids within a structure.
porosity, back-pressure,
n porosity produced in castings resulting from the inability of gases in the mold to escape through the investment.
porosity, occluded gas,
n porosity produced by improper use of the blowpipe (i.e., heating the metal in the oxidizing portion of the flame).
porosity, shrink-spot,
n an area of porosity in cast metal that is caused by shrinkage of a portion of the metal as it solidifies from the molten state without flow of additional molten metal from surrounding areas.
porosity, solidification,
n porosity that may be produced by improper spruing or improper heating of the metal or the investment.

porosity

the condition of being porous; a pore.
References in periodicals archive ?
The crystallinily of patterned PHB films was found to be 63% [+ or -] 5%, which was higher than the 54% [+ or -] 5% crystallinity calculated for nonporous PHB films.
Equivalent to a 1:10 dilution, Sani-Cloth Bleach Wipe cleans and deodorizes nonporous surfaces such as countertops, tables, carts, and equipment that require the use of bleach for cleaning and maintenance.
Equivalent to a 1:10 dilution, Sani-Cloth Beach Wipe cleans and deodorizes nonporous surfaces such as countertops, tables, carts, and equipment that require the use of bleach to clean and maintain.
In this report, we describe the survivability of 2 avian respiratory viruses, avian metapneumovirus and avian influenza virus, on 12 different porous and nonporous surfaces.
Glass is nonporous and impermeable, so there are no interactions between glass packaging and the products they contain.
The solution kills pathogenic microorganisms on hard, nonporous, inanimate environmental surfaces and destroys many antibiotic-resistant bacteria.
The primary reasons for selecting silicone products are their heat-resistant and nonporous qualities.
In an environmental survival study, influenza A virus placed on hard, nonporous surfaces (steel and plastic) could be cultured from the surfaces at diminishing titer for <24 to 48 h and from cloth, paper, and tissues for <8 to 12 h at conditions of 35% to 40% humidity and a temperature of 28[degrees]C (12).
These products require a clean, smooth, dry, nonporous surface for proper adhesion.
The spray has a shelf life of 18 months and is effective on hard, nonporous surfaces, including counters, bench tops, and equipment.
The Ambersil maintenance, repair, and overhaul (MRO) product range includes the best selling hard surface cleaner, Amberclens, for cleaning of plastic, metal and porous or nonporous surfaces.
It bonds with the surface to form a film that is hard yet flexible, impact resistant and nonporous.