Which IIT Madras startup built India's first 3D-printed house, inaugurated 27 April 2021?

Tvasta. Tvasta, a startup founded by IIT Madras alumni, built India's first 3D-printed house. It was inaugurated on the IIT Madras campus on 27 April 2021. Union Finance Minister Nirmala Sitharaman inaugurated it. Read more: SciTech0031 — 3D Printing in India.

Consider the following areas: 1. Confectionery, 2. Bionic ears, 3. Automotive industry, 4. Reconstructive surgeries, 5. Data processing technologies. In which of these can 3D printing be used?

1, 2, 3, 4 and 5. 3D printing has uses in all five areas. Food products, implants and prosthetics, circuit boards and car parts are all in the national strategy. A bionic ear was printed in 2013 using a cell-seeded gel. Read more: SciTech0031 — 3D Printing in India.

MiCoB says 3D printing cut the time to build an Army bunker from 45 days to under how many days?

7 days. MiCoB reported in November 2025 that bunker building time fell from 45 days to under 7 days. It had delivered more than 500 blast-resistant bunkers to the Army. These are company figures reported by the media. Read more: SciTech0031 — 3D Printing in India.

The National Strategy for Additive Manufacturing aims to raise India's share of the global additive manufacturing market to what level?

5%. The strategy, released by MeitY on 24 February 2022, aims for a 5 percent share of the global market. It also targets nearly US$1 billion added to GDP by 2025. Read more: SciTech0031 — 3D Printing in India.

Where was the second National Additive Manufacturing Symposium (NAMS) held on 13 March 2026?

Scope Convention Centre, New Delhi. MeitY held the second NAMS on 13 March 2026 at the Scope Convention Centre in New Delhi. The Indian Army sent a delegation led by the DG EME. Read more: SciTech0031 — 3D Printing in India.

IIT Madras says a 3D-printed house takes about five days. How long does a conventional house take, by the same source?

Four to six months. IIT Madras says printing takes about five days. A conventional house takes four to six months. The printed house is a single-storey home of about 600 square feet. Read more: SciTech0031 — 3D Printing in India.

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ISRO’s 3D-printed PS4 liquid rocket engine replaced 14 parts with one piece. How many weld joints did this remove?

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ISRO’s 3D-printed PS4 liquid rocket engine replaced 14 parts with one piece. How many weld joints did this remove?

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