The open cast mines that fuel the plant are so large they could accommodate small towns. The bucket wheel excavators that dig out the lignite are the height of 30-storey tower blocks
No group said it had carried out the attack, but Mr Hemat blamed "the enemies of Afghanistan", a term used by Afghan officials to refer to Taliban insurgents.
It threw out technical arguments by the tobacco companies that the government was trying to "acquire" their intellectual property rights by removing logos.
One woman who made her way out of the tunnel said she was with five other people in a van, but added: "I have no idea about what happened to the others. I don't know how many vehicles were ahead and behind ours."
Two security staff at the hall and a press photographer were also injured. Separately, trouble broke out on the Lower Newtownards Road in east Belfast.
Appealing to patriotic feeling, Mr Putin pointed out that Russia had no worthy monument to its dead of World War I, an event largely eclipsed by the October Revolution of 1917.
He had carved the exterior out of wood, painted it blue and attached a working light to its top before coming up with the idea of creating the illusion that the inside was huge.
The only problem was that the software needed to latch onto a specific part of the model to be able to map out the appropriate view of the Tardis's interior.
And with an estimated 90% of current car accidents thought to be caused by human error, taking people out of the equation is seen by many car companies as a massive boost to safety.
