Foam is an efficient thermal insulator, so the temperature of the oil can become difficult to control. The presence of air bubbles in the fluid can lead to excessive oxidation, cavitation, the reduction of lubricating properties of the oil and hydraulic system failure. Causes The causes of foaming are many. The most common include: Water contamination
Psychosis refers to an abnormal condition of the mind described as involving a loss of contact with reality. People with psychosis are described as psychotic. People experiencing psychosis may exhibit some personality changes and thought disorder.
Psychosis: Causes, Symptoms, and Treatments. Broadly speaking, psychosis means a loss of contact with reality; it is a symptom of mental illness rather than a medical condition in its own right. Generally, there are two types of psychiatric disorder that produce psychotic symptoms: schizophrenia and mood disorders, such as bipolar disorder. This page offers a full description of psychosis, what causes it, and how it is treated. Contents of this article: