Professional/Technical Organizations
AIChE (American Institute of Chemical Engineers)
AME (The Association for Manufacturing Excellence)
ASM International (The Materials Information Society)
ASQ (American Society for Quality)
Electrocoat (Electrocoat Association)
ISO (International Organization for Standardization)
LEI (Lean Enterprise Institute)
NACE (NACE International)
PRI/NADCAP (Performance Review Institute)
NASF (National Association for Surface Finishing)
NCMS (National Center for Manufacturing Sciences)
NMFRC (National Metal Finishing Resource Center)
SAE International (Society Advancing Mobility Engineering)
SME (Society of Manufacturing Engineers)
SVC (Society of Vacuum Coaters) 
WEF (Water Environment Federation)

Tools
Periodic Table
Currency Converter Tool
Units Conversion Factor Dictionary
Units Conversion Tool
Foreign Travel Per Diem Rates
Domestic Travel Per Diem Rates