Moisture analysis is used for early detection of this.

This combination is often used for detection of vegetation and camouflage.

Infrared light or laser technology may be used for optical detection.

The implementation differences can be used for detection of botnets.

They could also be used for detection of fainter signals than is possible now.

These same techniques are used for detection and tracking of conventional aircraft.

Ultrasound can be used for medical imaging, detection, measurement and cleaning.

It is also used for detection of the following ions:

There is no standard or routine screening test used for early detection of testicular cancer.

Even at extreme magnification, using all frequencies for detection, he found nothing.