Frozen water can take on up to three forms at the same time when it melts: liquid, ice and gas. This principle, which states that many substances can occur in up to three phases simultaneously, was ...

Today, researchers are defying a classical theory from American physicist Josiah Willard Gibbs, with proof of a five-phase equilibrium, something that many scholars considered impossible. Frozen water ...

The Environmental Protection Agency’s Phase 3 emissions final rule has been met with widespread opposition by key players in the trucking industry. The final rule, announced March 29, requires a range ...

The Environmental Protection Agency on Friday set strict emissions standards for heavy-duty trucks covering model years 2027 through 2032. The EPA Phase 3 rule does not specify any particular ...

A Comprehensive Treatise on the Deduction, the Applications and the Limitations of the Phase Rule. By Prof. J. Zernike. Pp. xv + 494. (Deventer: Kluwer's Publishing ...