Lesson 3 of 6 • 0 upvotes • 9:05mins
This lesson explains about test for hardness, it's procedure, observations, calculations, etc.
6 lessons • 1h 11m
Lesson 1: Course Overview and Test for Acidity (in Malayalam)
13:59mins
Lesson 2: Alkalinity (in Malayalam)
13:59mins
Lesson 3: Test for Hardness (in Malayalam)
9:05mins
Lesson 4: Test for Chlorides (in Malayalam)
10:07mins
Lesson 5: Test for Residual Chlorine (in Malayalam)
12:32mins
Lesson 6: Test for Turbidity (in Malayalam)
11:23mins