It's also made from girders

( mark morrisons prison shoes I love Willie, Wed 14 Sep 2011, 14:05, archived)

The orange colouring comes from the ginger children they use to fuel the furnaces.

( BraynDedd Natasha Kaplinsky's labia majora, Wed 14 Sep 2011, 14:07, archived)

We all gather round the furnaces clapping a singing the ginger song.
Fizzy juice in Glasgow is called ginger.
FACT
( mark morrisons prison shoes I love Willie, Wed 14 Sep 2011, 14:08, archived)

Shirley you mean
GirrrrrrRRRRRRRRRRRrrrders?
( Frisbee TeaBoy, Wed 14 Sep 2011, 14:07, archived)