Keine Suchergebnisse
MICHAEL H. GERARDI is a wastewater microbiologist. He has operated activated sludge treatment processes and has 45 years of experience in wastewater collection, treatment, and disposal. He has provided consulting and microscopy services for domestic, municipal, and industrial wastewater treatment plants throughout the United States, Canada, and the Caribbean. He has developed and taught wastewater biology classes for Penn State University to over 15,000 operators and authored 11 textbooks in wastewater biology.