Given that the confining strain boosts, the increase in resistance to longitudinal crack propagation brings about a gradual changeover of shale failure manner from longitudinal to inclined shear failure that demonstrates an escalation in rock plasticity. Once the confining tension reaches 30 MPa, there remain local shear microcracks across https://vertechs21.wixsite.com/vertechs21/post/mastering-the-depths-how-vertechs-is-redefining-well-control-for-a-new-era-of-energy-security