Pleural effusion may be caused by cancer, cancer treatment, or other conditions. A pleural effusion may be malignant (caused by cancer) or nonmalignant (caused by a condition that is not cancer). Malignant pleural effusion is a common problem for patients who have certain cancers. Lung cancer, breast cancer, lymphoma, and leukemia cause most malignant effusions.
Supercharged Engine. A (also known as a blower) is an air compressor used to force air into the combustion chamber(s) of an internal combustion engine at pressures higher than would otherwise be the case. Any device which does this is a .
Turbochargers are a type of forced induction system. They compress the air flowing into the engine (see How Car Engines Work for a description of airflow in a normal engine). The advantage of compressing the air is that it lets the engine squeeze more air into a cylinder, and more air means that more fuel can be added.