Author name: notes.ias4sure

Prelims

INS Arihant

INS Arihant is India’s first indigenously-designed, developed and manufactured nuclear-powered ballistic missile submarine. It was designed in 1990s and its […]

Prelims

HFC-23

What is HFC-23? HFC-23 is a by-product of HCFC-22 (Hydrochloroflurocarbon-22), which is used in industrial refrigeration. It is a potent

Prelims

Bioethanol

What is Bioethanol? It is an alcohol derived by process of fermentation mostly from carbohydrates of agricultural residue and feedstocks.

Prelims

HIMANSH

It is India’s Remote and High-Altitude research Station opened recently in Himalaya. It is Indian government’s initiatives to better study

Prelims

Molecular Machines

What are molecular machines? Molecular machines or nanomachines are the world’s smallest machines. Molecular machines are single-molecules that behave much

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