EASY
Earn 100

What are the qualities of potable water?
Important Questions on Every Drop Counts
EASY

EASY

HARD

EASY

EASY

EASY

HARD

MEDIUM

EASY

EASY

EASY

EASY

EASY

EASY

MEDIUM
Complete the analogy:
Coagulation : help sediments settle down :: _____ (disinfection/deformation) : to kill germs.

EASY

EASY

HARD

EASY
Which of the following processes gives pure water suitable for drinking?

EASY
