Gases that contribute to the greenhouse effect include: 1  Water vapor. 2  Carbon dioxide (CO 2). 3  Methane. 4  Nitrous oxide. 5  Chlorofluorocarbons (CFCs).ases that contribute to the greenhouse effect include: 1  Water vapor. 2  Carbon dioxide (CO 2). 3  Methane. 4  Nitrous oxide. 5  Chlorofluorocarbons (CFCs).
Parallel parking. Parallel parking is a method of parking a vehicle parallel to the road (hence the term 'Parallel Parking'), in line with other parked vehicles. Parallel parking usually requires initially driving slightly past the parking space, parallel to the parked vehicle in front of that space, keeping a safe distance, then followed by reversing into that space.
Parking in a Parallel Spot. 1  1. Seek out a space. 2  2. Check your mirrors. 3  3. Line up your car.  4. Put your vehicle in 1  reverse. 5. Release your brakes and cut your wheel all the way to the right.  6. Turn the steering wheel to the 1  left. 7. Shift into  drive.