Most fluids are pretty resistant to compression. That's what makes them so good for hydraulics, for example brake lines, etc.... by putting fluid in a tube, you

Most fluids are pretty resistant to compression. That's what makes them so good for hydraulics, for example brake lines, etc.... by putting fluid in a tube, you can apply pressure at one end and bend it around all kinds of crazy corners and curves and get the same pressure applied on the other end.