Mains Answer Writing - 2 Apr, 2026

GS3

Science & Technology

10 marks

“3D printing (additive manufacturing) is emerging as a transformative technology in modern manufacturing.”
Discuss its advantages and examine its potential applications in infrastructure and industry.

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Tips for your answer

Define + Contextualize in 2 lines
Start with a precise definition of 3D printing and briefly link it to current relevance (e.g., rapid construction like Japan’s 3D-printed station).
Structured Body (2 parts)
Divide neatly into Advantages (speed, customization, cost, design flexibility) and Applications (infrastructure, healthcare, aerospace, housing). Use 4–5 sharp bullet points each.
Forward-looking Conclusion
End with a balanced line on future potential + challenges (skill gaps, regulation, material limits) to show analytical depth.

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