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A hazardous location is any area where the atmosphere contains or may contain flammable or explosive gases, dust or vapors in sufficient quantities that could cause a fire or explosion to occur.
Members of the PIP Committee
(including the author) have just been informed that the entire 2005 edition of
the NFPA-99 code for health care facilities has been returned back to committee
for additional work. Therefore, the 2005 edition of the code will continue be
in effect for the next three years, until 2011.
Here are some tips and formulas to help overcome unforeseen roadblocks - such as pressure loss or recovery, cavitation, and whether or not a valve is fire-safe.
Drinking
water systems provide the fixtures and low temperature water used only for
drinking purposes. This article describes the fixtures, design criteria and the
piping distribution system used to supply and distribute chilled water to all
fixtures of the system.