Ethylene glycol and propylene glycol are organic compounds with alcohol functional groups. The term âglycolâ is used when there are two hydroxyl groups present in neighboring carbon atoms. Their molecular formulas are different; thus they have some different physical properties.
A psychologist is one who is trained in the science of psychology, which explores the predictable relationships between organisms and their environments in order to understand or to influence the functioning of organisms. There are many fields of psychology, as there is with psychotherapy.
In this article. Psychiatry and psychology are overlapping professions. Practitioners in both -- psychiatrists and psychologists -- are mental health professionals. Their area of expertise is the mind -- and the way it affects behavior and well-being. They often work together to prevent, diagnose, and treat mental illness.