A condenser is an apparatus or item of equipment used to condense (change the physical state of) a substance from its gaseous to its liquid state. In the laboratory, condensers are generally used in procedures done with organic liquids brought into the gaseous state through heating with or without lowering the pressure (applying vacuum)—though applications […]
How to remove dark circles under your eyes overnight
Dark circles under the eyes (which are also known as Periorbital dark circles) are dark blemishes around the eyes. In addition, black circles under the eyes or dark circles are more difficult to treat than bags under the eyes and are rarely caused by temporary conditions. Very often, they are the result of some combination […]