A hazardous waste is a special type of waste because it cannot be disposed of by common means like other by-products of our everyday lives. Depending on the physical state of the waste, treatment and solidification processes might be required.
How to Change Spark Plugs in a Car. Two Parts: Removing Old Spark Plugs Installing New Plugs. Petrol and LPG Gas powered cars run on what are essentially controlled explosions of energy, controlled in part by the spark plugs. The spark plugs channel the electrical current from the ignition, igniting the fuel.
If the vehicle is equipped with spark plug wires they should be checked at the time of spark plug replacement, when they are old and crispy just disengaging them from the spark plug can cause them to come apart. A quality set of spark plug wires can last generally around 60,000 to 70,000 miles.