local water

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PRINCE2

av Robin Leysen

Door Ergonomics (PE1)

av Darren Smith

CHAPTER 7 - SAFETY AND HEALTH AT WORK

av syazwina azmi

How to prevent water pollution

av Janasis Ong

Ottawas water supply

how its treated

10. distribution

9. testing

8. floridation

7.sec. disinfection

6.ph corection

5.prim. disinfection

4.filteration

3.sedimentation

2.coagulation and flocculation

1.intake

wheres its treated

Lemieux Island

Britannia

Ottawa's water is...

safe to drink

lead-free

threats to the water supply

anything harming the water

dackteria

diseases

oil