local water

Honelako gehiago

Animal zoo

Dennis Trefilov‑k egina

Earth's Environmental Issues

Kumar Bonita‑k egina

Bodies of water

Meagan G‑k egina

the heat energy from a Bunsern Burner flame depends on the size of the air hole

Rishi Chandarana‑k egina

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