Across
- 2. 28% of Ireland's what comes from gas?
- 5. Natural gas produces less _ than coal
- 6. The _ Gas Field is a gas field off the coast of Ireland
- 7. Natural gas is extremely _, so better not to breathe it in
- 9. Natural gas is _, it has no smell
- 10. Natural gas is a fossil _
Down
- 1. Natural gas consists largely of _
- 3. Natural gas produces 20 times more _ gas than coal
- 4. Is natural gas renewable or nonrenewable?
- 6. This traps natural gas underground
- 8. Natural gas is_, it has no colour