article_snippet.sent: A GIANT ICEBERG AIRCRAFT CARRIER .
article_snippet.sent: Steel and aluminium were at a premium during the war, so when Pyke, was considering a way of protecting Atlantic convoys beyond the reach of aircraft cover, Pyke realised the answer was ice.
article_snippet.sent: Specifically, Pyke considered creating huge flotillas carved out of icebergs that could house aircraft and provide a runway.
article_snippet.sent: The problem was that icebergs tend to roll over, so Churchill’s ' answer was a combination of wood pulp and ice, which Pyke called ‘pykrete’.
article_snippet.sent: This wouldn’t sink, was much stronger than ice and wouldn’t shatter, so This could easily be carved into shape.
article_snippet.sent: Pyke encountered a series of engineering problems that ultimately required the use of some steel in Habbakuk.
article_snippet.sent: Pyke radical idea was to build huge flotillas carved out of icebergs that could house aircraft and provide a runway - although they never came into being .