Comments by "Manjula Shanmugasundaram" (@manjulashanmugasundaram706) on "What are rare earths, why they are strategically critical u0026 how China monopoly is an issue for Quad" video.

  1. Nostalgia. As you took me back to my school days when I was trying to memorise the periodic table. But today's class was much much more than that. Thank you for a wonderful class Professor.
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