Across
- 1. Natural gas was first used in America
- 4. of natural gas used in US. Seven/
- 7. Methane/ Gas found in seams of coal. Ten/
- 8. Gas/ Brings drilling operation closer to residential communities. Five/
- 9. gas/nonrenewable fossil fuel. One/
- 10. gas. Two/
- 12. Rock/ Natural gas trapped in what rock. Eleven/
Down
- 1. Natural Gas was discovered in 17 states. Four/
- 2. uses natural gas as an. Eight/
- 3. Spray/ Natural gas is used in. Nine/
- 5. Main Ingredient in natural gas
- 6. Fuels/ remains of tiny sea animals 300-400 years ago. Three/
- 11. Second/ Energy consumption. Six/