You wont to do this: http://www.kitguru.net/components/cpu/anton-shilov/intel-core-i7-6700k-skylake-hits-nearly-7ghz/ ???
To start with below ambient temperature cooling make an open tank water cooling loop and dry ice or water chiller. Good experience.
Study about dry ice and sublimation, it's nothing to play with in your kitchen can be awfully dangerous, to say nothing about blown up computer parts !!!