US EPA – Asbestos in Your Home
US EPA – Homeowners Mold Guide
US Consumer Products Safety Commission - Biological Pollutants in Your Home
NIOSH – Workplace Safety and Health Topics - Asbestos
Agency for Toxic Substances and Disease Registry – Asbestos Information
National Voluntary Laboratory Accreditation Program (NVLAP)
Texas Department of State Health Services – Mold Program
Texas Department of State Health Services – Asbestos Program
Asbestos Disease Awareness Organization
The Environmental Information Association (EIA)
America Industrial Hygiene Association (AIHA)