Gas 
To dream about smelling or seeing gas suggests that you require an opportunity to rest and recharge your batteries.
To dream that you run out of gas suggests that you're burning the candle at both ends and running out of energy. It's time to relax and refresh.
Gasoline
To dream about gasoline represents stamina and vitality.
Tear Gas
To dream of having tear gas sprayed at you is an indication that your current relationship has left you feeling trapped and unable to breathe. Consider what past events are still causing you pain.
Gas Mask
To see or wear a gas mask in your dream indicates the need to practice filtering the information you take to heart.
Car
Dreaming of a car is often a representative of personal aspects and characteristics.
It can also represent spiritual direction and presence of strong motivation. For example, to dream about driving a car indicates your will to succeed, your determination, and your talents for moving from one aspect of your life to a different one. Try to recall how bumpy or comfortable the ride in this car was. It also depends whether you are the driver or just along for the ride. This will represent your role in life as either a participant or an observer. If you are in the backseat, this represents your low self-image and that you are allowing those around you to take control of your direction. You need to evaluate your self-esteem issues. This dream represents the level at which you are dependent upon others and the amount of direction you maintain within your own life.
If you dream about being in a car crash, it indicates worry about failing something, while a crashed car catching a fire denotes new pressure and anxiety.
If you're in a car being driven recklessly whether you are the driver or passenger, it indicates a lack of responsibility or afraid of engaging on something.
To dream that your car is stolen suggests that your personality is being taken away from you. This could be related to a loss of employment, relationship, or another circumstance in which your sense of self plays a role. If your car is overheating, you may be spending too much effort and should take it easy or risk burning out. You could be accepting too much responsibility and this will lend itself to destruction.
To dream about being in a parked car represents that you should focus your energies on some other aspect of your life. Your current situation may be fruitless. Also, a parked car may indicate that you should slow down and take a moment to savor life. If you cannot find your parked car, then this suggests that you are lost in life and need to find direction.
To dream of going reverse indicates a development of falling back into old habits and behavior, or turnaround of a decision.
To dream that you are nearly hit by a car represents that your ambitions in life may not be in line with others' ambitions. You could have also experienced a wounded ego or traumatic situation.
Cut
To dream of a cut indicates that you are being belittled and undermined. Your dream may also possess sexual connotations as a cut may also relate to the feminine sexuality and feminine attitudes toward sex.
To dream of having a cut on your leg suggests imbalance and lack of strength in standing up and defending yourself from your adversaries.
To dream that you are cutting yourself refers to an overwhelming problem and mayhem affecting you in real life. You are attempting to cut yourself from the horrendous pain you are going through.
Pipe
To dream of a pipe hints that you are approachable and receptive to new ideas. It may also represent your link to the people around you.
To dream that you are smoking a pipe connotes wisdom or contemplation.
Tank
To dream of a tank filled with water is an indication that you are pleased with your life and will soon experience prosperity and even greater happiness.
To see a war tank denotes your willingness to find protection at any cost; even if that protection is destructive itself. It may further indicate that you are expressing anger and pent-up feelings in a way that hurts those around you.
Jeep
To dream of driving a Jeep indicates a willingness to take a risky shortcut in order to cover all bases in a current situation.
Driving with another over rocky terrain suggests a possible meeting with a determined person. There is an unconscious message to keep your focus in a current situation and to be wary of getting too far ahead of yourself.
Stars
To dream of stars represents destiny, energy, and chance. It also implies that you want prosperity and recognition.
Steam
To dream of seeing or hearing steam symbolizes your current feelings about a certain circumstance in your life. It could imply that you are stubborn and determined to maintain your position. Perhaps you are harboring feelings of hostility towards a person or situation.
Oxygen
To dream of oxygen embodies your existence, inner power, and artistic energy.
A dream involving a lack of oxygen represents your current state of suffocation and oppression.
Clouds
To dream of fluffy white clouds implies that aspects of your life are in balance. You may have just resolved a troubling situation.
To see grey and gloomy clouds in your dream represents feelings of anguish or wrath. Some issue is not allowing you to make informed choices.
To see menacing or stormy clouds in your dream may imply a brewing situation that will soon explode with negative feelings. It also symbolizes ignorance and frustration with a certain issue.
Farting
To dream that you are farting indicates that you are a bit too hostile to others, especially in a disguised manner. You should practice showing your feelings in a more productive and positive way.