A consultant working for the EPA identified numerous scenarios in which the public — particularly road-construction workers — ...

Phosphogypsum (PG) is an industrial by-product and it has the binding properties to produce non-fired tile. Sisal fibers were supplemented with phosphogypsum to enrich the strength of the tile. In ...

This site displays a prototype of a “Web 2.0” version of the daily Federal Register. It is not an official legal edition of the Federal Register, and does not replace the official print version or the ...

South Africa’s current process of dissolving the world’s purest manganese metal to make battery grade manganese has got the ...

The industrial byproduct, phosphogypsum, is known to emit radon, a cancer-causing radioactive gas. The company said on Monday that “no significant environmental impacts occurred” due to the recent ...