_______ is a process in which waterbed treated with ozone gas to kill the germs present in it.
options:
a) chlorination
b) sedimentation
c)ozonisation
Answers
Answered by
1
Answer:
ozonisation
Explanation:
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Answered by
1
Answer:
oozonisation is a process in which waterbed treated with ozone gas to kill the germs present in it.
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