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Foams are two-phase
material systems where a gas is dis****d in a second, non-gaseous material, specifically, in
which gas
cells are
enclosed by a distinct...
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Foam is a
substance that is
formed by
trapping gas
bubbles in a
liquid or solid.
Foam may also
refer to: Flag officer#United
Kingdom Attached Middle East...
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monomers of the
aromatic hydrocarbon styrene.
Polystyrene can be
solid or
foamed. General-purpose
polystyrene is clear, hard, and brittle. It is an inexpensive...
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insulating foam broke off from the
Space Shuttle external tank and
struck the
thermal protection system tiles on the orbiter's left wing.
Similar foam shedding...
- Sea
foam,
ocean foam,
beach foam, or
spume is a type of
foam created by the
agitation of seawater,
particularly when it
contains higher concentrations...
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Quantum foam (or
spacetime foam, or
spacetime bubble) is a
theoretical quantum fluctuation of
spacetime on very
small scales due to
quantum mechanics...
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Firefighting foam is a
foam used for fire suppression. Its role is to cool the fire and to coat the fuel,
preventing its
contact with oxygen, thus achieving...
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Polyurethane foam is a
solid polymeric foam based on
polyurethane chemistry. As a
specialist synthetic material with
highly diverse applications, polyurethane...
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often referred to as "viscoelastic"
polyurethane foam, or low-resilience
polyurethane foam (LRPu). The
foam bubbles or 'cells' are open,
effectively creating...
- A
foam path is the now-discouraged
aviation safety practice of
spreading a
layer of fire
suppression foam on an
airport runway prior to an
emergency landing...
