Ultra-Violet Light Ultra-Violet Light is that portion of the light spectrum that is largely responsible for the degradation of paint.
Ultracentrifuge Ultracentrifuge is a high-speed centrifuge used for the determination of particle size of viruses and proteins.
Ultra filtration Ultra filtration is a method for the removal of all but the very smallest particles, e.g., viruses, from a fluid medium.
Ultrasonic waves Ultrasonic waves is sound waves of high intensity (beyond the audible range), used for the destruction of microbes or the cleaning of materials.
Ultraviolet rays Ultraviolet rays are radiations from about 3900 to about 2000 A.
Ultrasound Ultrasound is a very high frequency sound wave (not electromagnetic radiation) generated by piezoelectric materials, such that a series of sound waves is produced.