Appendix A - Acronyms

CAD
computer-assisted design
CNC
computer numerically controlled
FCAW
flux cored arc welding
GMAW
gas metal arc welding
GTAW
gas tungsten arc welding
MCAW
metal cored arc welding
MIG
metal inert gas
NC
National Coarse
NF
National Fine
NPT
National Pipe Thread
OH&S
Occupational Health and Safety
PPE
personal protective equipment
SDS
Safety Data Sheets
SCBA
self-contained breathing apparatus
SMAW
shielded metal arc welding
WHMIS
Workplace Hazardous Material Information Systems
WLL
working load limit