API publications necessarily address problems of a general nature. With respect to
particular circumstances, local, state, and federal laws and regulations should be
Neither API nor any of API’s employees, subcontractors, consultants, committees, or
other assignees make any warranty or representation, either express or implied, with
respect to the accuracy, completeness, or usefulness of the information contained herein,
or assume any liability or responsibility for any use, or the results of such use, of any
information or process disclosed in this publication. Neither API nor any of API’s
employees, subcontractors, consultants, or other assignees represent that use of this
publication would not infringe upon privately owned rights.
Classified areas may vary depending on the location, conditions, equipment, and
substances involved in any given situation. Users of this Bulletin should consult with the
appropriate authorities having jurisdiction.
Users of this Bulletin should not rely exclusively on the information contained in this
Sound business, scientific, engineering. and safety judgment should be used
in employing the information contained herein.
API is not undertaking to meet the duties of employers, manufacturers, or suppliers to
warn and properly train and equip their employees, and others exposed, concerning health
and safety risks and precautions, nor undertaking their obligations to comply with
authorities having jurisdiction.
Information concerning safety and health risks and proper precautions with respect to
particular materials and conditions should be obtained from the employer, the
manufacturer, or supplier of that material, or the material safety data sheet.
API publications may be used by anyone desiring to do so. Every effort has been made
by the Institute to assure the accuracy and reliability of the data contained in them;
however, the Institute makes no representation, warranty, or guarantee in connection with
this publication and hereby expressly disclaims any liability or responsibility for loss or
damage resulting from its use or for the violation of any authorities having jurisdiction
with which this publication may conflict.
API publications are published to facilitate the broad availability of proven, sound