Nearly 1200 prisoners and prison staff were searched using two millimetre wave scanners.

BBC: Scanners ruled out for NI prison searches after pilot

Millimetre wave body scanners will be used in both Magilligan Prison and Hydebank Wood Young Offenders' Centre in a pilot project during the summer.

BBC: Date set for body scanner trials for NI prisons

Honda's Collision Mitigation Brake System (CMS), for example, uses a forward-looking millimetre-wave radar to scan the road ahead.

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