API PUBL 1663E

Abstract

<strong>FOREWORD</strong> <br>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 conmined in them; however, the Institute makes no represcntaiion, 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 federal, state, or municipal regulation with which this publication may conflict. <br>Suggested revisions are invitcd and should be submitted to the director of the Manufacturing, Distribution and Marketing Dcpartrnent, American Petroleum Institute, 1220 L Street, N.W., Washington, D.C. 20005.