natural gas noun [U]

gas that is found under the ground or the sea and that is used as a fuel:

power stations running on natural gas

• cash before delivery
• cash book
• cash box
• cash budget
• cash call
• cash card
• cash conversion
• cash cow
• cash crop
• cash desk
• cash discount
• cash dividend
• cash equivalent
• cash flow
• cash-flow forecast
• cash generation
• cashier
• cashier's cheque
• cash in transit
• cash issue
• cashless
• cash machine
• cash management
• cash pile
• Cashpoint™