Geology: Drilling Methods

[@anishlamichhane9442]

better provide the pdf that u read sir its sound like listing radio rather then reading

[@Thala12355]

Nice speech🎉

[@TechLearnHubbyRumit]

ohh i just wake up. lecture is over ?

[@tapas3741]

Is exploratory drilling similar to the rotary drilling ?

[@monkeygameer3574]

Waho

[@supriya7887]

We can also read book their is no need to read

[@sahilhussain1399]

Kya aadami ho yaar

[@monkeygameer3574]

Reading or studying or wot ?

[@nagalingaswamivishwabraham4500]

Worst explanation ever 😊