Fluid is the name of at least five bands:
1) A German hardcore Band. www.fluidmusic.de

2) The Fluid were an American grunge band, from Denver, CO, formed in 1984. The Fluid were originally called Madhouse, and became The Fluid upon the arrival of vocalist John Robinson.
Their first show drew a large crowd of around 400 people, and they released their first album in 1986, "Punch N Judy". It was The Fluid live show that set them apart from many other Denver punk bands in the mid-1980's. Part MC5, part Black Flag, and part Rolling Stones, the group of 5 young men from Denver, Boulder, and Austin, Texas, appealed to nearly anyone in attendance.

3) The Magnatune-signed band Fluid, a tuneful, sun-soaked rock and roll act.

4) Fluid, a noisy guitar rock band from Kyoto, Japan. http://www7.ocn.ne.jp/%7Eflu-id/

5) FluiD, a dark ambient musical project formed in Chicago, Il. in 2007. It is the solo project of Christophe G. aka The Post-Human Cyborg: myth, afrofuturist, anarchist, composer, cultural-activist, deviant, multi-instrumentalist, sound-scientist and vegan. Christophe is originally from Los Angeles (Leimert Park), Ca., now living and working in Chicago, Illinois, formerly the keyboardist/bassist for Impulse, D.O.D., Wardrobe Cathedral, Immaculate Corrosion and Drug Of Choice. He also contributed synths and programming to Los Angeles based industrial/goth rock group Die My Darling. Appearing on their debut CD 'Virulent' (Trisol 2002). http://www.myspace.com/fluidemusique