Research Progress on Comprehensive Utilization of Phosphogypsum
It is an urgent problem to be solved in the field of phosphorus chemical industry to broaden the application path of phosphogypsum and achieve breakthroughs in its comprehensive utilization and efficiency improvement.This paper summarizes the source,hazards and application of phosphogypsum in the fields of agriculture,chemical industry and building materials.This paper introduces its new path as roadbed filling mate-rial,identifies the problems faced by the comprehensive utilization of phosphogypsum.