Manual: In a manual transmission, the problem is not so much the fluid degradation, but rather fluid contamination. This contamination occurs over time as the synchronizers, bearings and gears in the transmission wear out. The resulting metal particles then float around in the lubricant.
A lot of mental illnesses can have a genetic component, yes (eg. depression, bipolar disorder, anxiety, antisocial personality disorder, etc.).
schizophrenia, mood disorders, personality disorders, anxiety or alcoholism. Scientists are gaining more knowledge about the role of genes in mental illness. Research suggests that when and where in the brain a gene âturns onâ during. develeopment could impact the development of mental illness (NIMH). Though scientists are uncovering the genetic causes to these disorders and. others, they also point out that mental illnesses are often the result not only. of genetics, but also of environmental and social factors.