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Level Set PSPP Filtering
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::

	Level Set PSPP filtering = <YES | NO>

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Description / Usage
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On this card, the user specifies a single char_string.

<YES | ON>
    This string turns on level set PSPP filtering if it is “yes” or “on”.

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Examples
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A typical PSPP filtering input card looks like:
::

	Level Set PSPP filtering = yes

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Technical Discussion
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Not entirely clear what this card does, but in the vicinity of the level-set interface, the
Bochev PSPP stabilization scheme is altered. This is recommended when this pressure
stabilization scheme is deployed. See the Pressure Stabilization card.