Typically these include magazines, vicious teddy bears, newspapers, car tyres, match sticks and coat hangers.
[3] An early influential sculpture was Polaris in 1983,[4] exhibited outside the Royal Festival Hall, South Bank Centre, London.
[4] Partly as a result of having access to thousands of reproduced images in the magazines left over from many of his installations, Mach began to experiment with producing collages.
[4] he did a National Portrait, of 3 x 70 metres collage for the Millennium Dome that featured many images of British people at work and at play.
In 2011, he joined forces with the Museum of Edinburgh, to produce an explosive display celebrating the 400th anniversary of the King James Bible.