TY - BOOK AU - Fetalcorin, Mark F. AU - Cuatriz, Dalmar V. TI - Productivity improvement by work study: (work measurement and methods study) AV - UGT COE BSIE .F48 2003 PY - 2003/// CY - Manila PB - National University N1 - Includes bibliographical references; Title page -- Approval sheet -- Abstract -- Acknowledgement -- Dedication -- Chapter I The problem and its background -- Chapter II -- 2.2 Literature -- 2.2 Studies -- 2.3 Relevance of the present study -- Chapter III Research method and procedure -- Chapter IV Presentation, analysis and interpretation of data -- Chapter V Summary of findings, conclusion and recommendation N2 - Plastic come very wide varieties. We encounter and used plastics in our everyday living, from fork down to large container ER -