Engineering

Photocatalytic concrete for clean air in underground tunnels

The air quality in underground road tunnels tends to be worse than in other road environments due to the poor air circulation. To address this issue, researchers at the Korea Institute of Civil Engineering and Building Technology ...

Engineering

'Sensing skin' detects cracks, harmful chemicals in structures

Researchers have developed a multi-layered "sensing skin" to detect corrosive or otherwise harmful substances in structures. The skin can also detect cracks and other structural flaws that are invisible to the naked eye.