However, in February 2004, he was forced to undergo an operation upon his knee forcing him to miss the rest of the season.

They contain 15-30% inherent moisture by weight and are non-coking (undergo little swelling upon heating).

Temperature-responsive polymers are materials which undergo changes upon temperature.

Magnetocaloric materials are compounds that undergo a reversible change in temperature upon exposure to a changing magnetic field.

Caviomorph rodents underwent an explosive diversification upon arrival into South America.

We undergo a ceaseless assault upon our specially developed senses.

Substances, especially fluids in which intermolecular forces are weak, also undergo compression upon the application of pressure.

It is also more acidic, undergoing lithiation upon treatment with n-butyllithium.

Kaolinite group clays undergo a series of phase transformations upon thermal treatment in air at atmospheric pressure.

These derivatives undergo degradation upon storage and it is essential to purify cholesterol prior to use.