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13 October 2026

Source-linked daily analysis with Prelims MCQs and Mains practice. Each story distinguishes its source date from this study edition.

ImportantEnvironment

Nanofibre filter research targets dye-contaminated wastewater

GS III

In the news

DST reported an INST Mohali wastewater-treatment technology combining zinc oxide nanoparticles, PLA nanofibres and machine-learning assistance.

Key facts

  • The catalytic membrane uses light and mechanical vibrations.
  • The research addresses persistent industrial dyes and was published in Advanced Functional Materials.

Why it matters for UPSC

Editorial inference: This connects pollution control with materials innovation; field performance and disposal need further evaluation.

Mains practice

Discuss the opportunities and limitations of advanced materials for industrial wastewater treatment.