Instruct: Classify Amazon reviews into positive or negative sentiment
Query: This book is the exact same thing as "Env Eng Solved Problems" so do yourself a favor and buy it instead of this book.

This book is the exact same thing as "Environmental Engineering Solved Problems" only it is older. Buy "Env Eng Solved Problems" by Schneiter, 2006, Professional Publications Inc, instead of wasting your money on this old edition with a different name. ISBN 978-1-59126-071-4.