Surfactant Surfactant Surfactants are compounds that lower the surface tension (or interfacial tension) between two liquids, between a gas and a liquid, or between a liquid and a solid. Surfactants may act as detergents, wetting agents, emulsifiers, foaming agents, and dispersants. The term "surfactant" is a blend of "surface active agent". In the United States National Library of Medicine's Medical Subject Headings (MeSH) vocabulary, "surfactant" is reserved for the meaning pulmonary surfactant. For the more general meaning, "surface active agent/s" is the heading. Surfactants are usually organic compounds that are amphiphilic, meaning they contain both hydrophobic groups (their "tails") and hydrophilic
Liquid Tension Experiment Liquid Tension Experiment Liquid Tension Experiment (LTE) was an instrumental progressive metal band founded by Mike Portnoy, then Dream Theater's drummer, in 1997. The band has released two albums through Magna Carta Records. A third album, with the absence of John Petrucci was released in 2007 under the name "Liquid Trio Experiment". A live album with the absence of Jordan Rudess (mostly) was released in 2009 under the name "Liquid Trio Experiment 2". Three live albums and two videos were released in 2009 by the complete band. Liquid Tension Experiment was formed by former Dream Theater drummer Mike Portnoy. Portnoy