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Tuesday / July 16.
HomeWorldMove over, Superman! New method sees through concrete to detect early-stage corrosion

Move over, Superman! New method sees through concrete to detect early-stage corrosion

A noninvasive ‘spectral fingerprint’ technique using terahertz waves has been developed that reveals the corrosion of concrete-encased steel before it can cause any significant degradation of the structure it supports.

(via WSJ)