The first thing I was taught on that first terrifying night was how to make a homemade shank by melting a razor blade onto the end of a toothbrush all I ended up cutting was myself as I forgot to cover the blade when I concealed it in my uniform. Luckily I never had the need for it as I was in with the right crowd which was even more valuable in here than in the outside world, I also learnt that Cigarettes really were used as currency and desperate People will pay pound ten pounds for a can…