| Acronym | Definition |
|---|
| ERTC➣Elk River Touring Center (Slatyfork, WV) |
| ERTC➣European Refining Technology Conference (various locations) |
| ERTC➣Escondido Research and Technology Center (California) |
| ERTC➣Edmonton Road and Track Club (Canada) |
| ERTC➣Emergency Response Training Course |
| ERTC➣Environment Research and Training Center (Thailand) |