IMO

1. In my opinion (also imo)
2. International Maritime Organization
3. International Miners' Organization

• gas jet
• gas jets
• gasket
• gaskets
• gaskin
• gaskins
• gas lamp
• gas lamps
• gas lift
• gas lifts
• gaslight
• gaslights
• gas-lime
• gas-liquor
• gaslit
• gas main
• gas mains
• gasman
• gas mantle
• gas mantles
• gas mask
• gas masks
• gasmen
• gas meter
• gas meters