{"product_id":"california-wastewater-grade-3-and-4-exam-study-guide-your-simplified-t-9798195378837","title":"California Wastewater Grade 3 and 4 Exam Study Guide: Your Simplified Treatment Plant Operator Prep with Advanced Math Breakdowns, Scenarios, and 600+ Practice Questions with Answer Explanations","description":"\u003cp\u003e\u003cstrong\u003eCalifornia Wastewater Grade 3 and 4 Exam Study Guide\u003c\/strong\u003e — A study guide for operator training and certification preparation, focused on water treatment processes. Other material touches on certification practice.\u003c\/p\u003e\u003ch3\u003eBook details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthor:\u003c\/strong\u003e Charis StudyHall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePublisher:\u003c\/strong\u003e Independently published\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePublication date:\u003c\/strong\u003e May 3, 2026\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguage:\u003c\/strong\u003e English\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISBN-13:\u003c\/strong\u003e 9798195378837\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBinding:\u003c\/strong\u003e Paperback\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Independently published","offers":[{"title":"Default Title","offer_id":57286304399665,"sku":"9798195378837","price":34.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/9600\/4657\/files\/71v5I-cs4mL.jpg?v=1793718942","url":"https:\/\/aecbookstore.com\/products\/california-wastewater-grade-3-and-4-exam-study-guide-your-simplified-t-9798195378837","provider":"AECBooks","version":"1.0","type":"link"}