Organizations
- American Forest & Paper Association
- Association of Independent Corrugated Converters (AICC) / Independent Packing Association
- National Paper Trade Association
- Technical Association of the Pulp and Paper Industry (TAPPI)
Technical Resources
- American Society for Testing and Materials (ASTM International)
- American National Standards Institute (ANSI)
- Corrosion Resistance Tables
- Engineering Toolbox Materials Properties
- Engineering Units Conversion Calculator
- Fundamental Physical Constants
- Hazardous Chemical Database
- Integral Calculator
- Line Sizing
- National Association of Corrosion Engineers (NACE)
- National Fire Protection Association (NFPA)
- NIST Physical Properties Database
- NSSN: Global Standards
- Online Steam Tables
- Overview of Thermodynamics
- Separator Sizing
- Thermodynamic Data Handbooks
- Units Conversion