Petrochemical

https://www.wikidata.org/wiki/Q1364904

Field Hierarchy

Parent
Chemistry 29.5M papers	Engineering 25.7M papers	Organic chemistry 13.2M papers	Environmental science 9M papers
Waste management 1.6M papers		Environmental engineering 997k papers
Current
Petrochemical 19k papers
Child
Petrochemical wastewater 0 papers

Trends

Notes

History