Environmental Sciences, asked by Pemachewang, 10 months ago

Tuw
ways put hands in the stored drinking water.
19. Name two chemicals used for killing germs in water:
20. Write two characteristics of drinking water.
WORKBOOK LOOKING AROUND (CLASSIID/17

Answers

Answered by hananb

2

Answer:

19. Chlorine powder and Borax powder.

20. Characteristics of drinking water are :

They should be free of germs.
They should contain minerals necessary for humans.
They should not contain any other harmful substances.

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