'Chemistry Investigatory project . Class 12 CBSE |Study of adulterants in food stuffs | Practicals.'

'Chemistry Investigatory project . Class 12 CBSE |Study of adulterants in food stuffs | Practicals.'
01:03 Jan 31
'hi there ... This video has chemistry investigatory project needed to be done for class 12 internal assessment marks . the topic is study of adulterants in food stuffs .   you can just copy these if you wish to.. 

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