Martha Fernback was just 15 when she took the fatal dose of ecstasy that was 91 per cent pure, and her mum Anne-Marie Cockburn believes, had regulations been in place, she might still be alive

On a sunny day two years ago Anne-Marie Cockburn's phone rang.

At the end of the line was a stranger who told her that her 15-year-old daughter was gravely ill and and they were trying to save her life.

Martha had swallowed half a gram of white powder.

[continues 935 words]