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pipe appurtenances Various pipe appurtenances or fixtures are required to carry out inspections, tests, and cleaning and repairing works on ...
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The Earth's Structure The earth is made up of three different layers: the crust, the mantle and the core. The crust This is the out...
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Environmental impact of modern agriculture by Dr.S.Charles Ruskin Kumar
Very good basics
ReplyDeleteNice
ReplyDeleteOnly basics
ReplyDeleteThree-phase soil system
ReplyDeleteLess. Content
ReplyDeleteEasy to understand
ReplyDeleteShort and simple words
ReplyDeletePoor explanation
ReplyDelete😆
ReplyDeleteVideo presentation was very much informative
ReplyDeleteSimple explanation 😀
ReplyDeleteWell explained
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