Nevertheless, the compressed air technique is a fun -- and effective ... For such applications, this can of cooling gas is perfect; it'll put on a smile in the right context.

Using compressed air, because this system radically reduces ... the air inside the bottle is cooling, which tends to help in maintaining a very cool discharge temperature. One net effect of ...

Scientists from the Port Said University in Egypt and the University of Strathclyde in the United Kingdom have proposed to combine compressed air energy ... and free cooling and improves the ...