Corrosion is when weather weakens and brakes apart rocks. An example would be the rocks at the beach that eventually begin to form holes and loose its mass due to the constant corrosion from the sand, water, and wind.
Bases wich combine in groups of two to create base pairs
1) Check for ignition problem. If you have a distributor, pay special attention to distibutar pickup and also ignition wires.
2) Check the TPS. Voltage should change smoothly as you move the throttle
Thigmotropism is a movement in which a plant moves or grows in response to touch or contact stimuli. The prefix thigmo- comes from the Greek for "touch". Usually thigmotropism occurs when plants grow around a surface, such as a wall, pot, or trellis touching 1 another.