local water

Plus de détails

Bicycles and Cycling

par Mindomo Team

child labour

par MATTEO ATZENI

B3: Hepatitis

par R G

B4: Parasite portal of entry

par R G

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