A lipoma is a benign tumourAn abnormal swelling that is not cancerous; in other words, it does not invade local tissues or spread to distant parts of the body. composed of fatty tissue. It is the most common benign soft tissue tumour and occurs in at least 1% of the population.
Condensation in a refrigerator is caused be the cool and warm air flow. When the dorr is opened warm air is pulled inside the unit and the cool air meeting it causes condensation to form on the walls of the unit.
The condenser coil of a refrigerator. In systems involving heat transfer, a condenser is a device or unit used to condense a substance from its gaseous to its liquid state, by cooling it. In so doing, the latent heat is given up by the substance, and will transfer to the condenser coolant. Condensers are typically heat exchangers which have various designs and come in many sizes ranging from rather small (hand-held) to very large industrial-scale units used in plant processes.