Environmental chemistry

Machine learning

Perspective (graphical)

Engineering

Environmental economics

World Wide Web

Paleontology

Artificial intelligence

Economics

Biochemical engineering

Chemistry

Ecology

Ranking (information retrieval)

Process engineering

Geometry

Heavy metals

Index (typography)

Context (archaeology)

Mathematics

Environmental science

Computer science

Sustainability

Biology

Product (mathematics)

Chemical Society Reviews

We review and analyze current water purification technologies in the context of sustainability, and we introduce the Ranking Efficiency Product (REP) index, to evaluate their efficiency and implementation in this broader perspective.

Sustainable technologies for water purification from heavy metals: review and analysis