Tiêu đề WEEK 1- 23/04/2025 .pdf ✅

Sanitation, Plumbing Design and Installation AR. SEAN A. DUPAYA, UAP, RMP ADVANCEQ&A WEEK 1 23/04/2025
QUESTION #1 T h e p ri m a r y p u r p o s e o f d i s i n f e c t i n g d ri n k i n g w a t e r i s t o a . M e e t t u r b i d i t y g u i d e l i n e s b . R e d u c e h a r d n e s s c . K i l l b a c t e r i a d . R e d u c e i r o n a n d m a n g a n e s e c o n t e n t