Practice exams :  water treatment operator certification. 

 - San Bernardino, California :  Ken Tesh,  c2016 
 - i, 126 pages ;  29 cm. 
<br/><br/>Practice Exam 1 -- Practice Exam 2 -- Practice Exam 3 -- Practice Exam 4 -- Answers for Practice Exam 1 -- Answers for Practice Exam 2 -- Answers for Practice Exam 3 -- Answers for Practice Exam 4. 
<br/><br/> This book contains 4 full length practice exams for water treatment operator certification. The practice exams are geared towards those who are in the earlier stages of their career; such as examinees for the Grade 1 and Grade 2 exams in California. 
<br/><br/><label>ISBN: </label>9781533506399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>WATER TREATMENT PLANTS -- EXAMINATIONS, QUESTIONS, ETC
<br/><br/><label>LC Class. No.: </label>TD 433 .P73 [2018]