• The external façade is corrugated copper with copper gutters, copper down pipes and graffiti treated sandstone, there's no paint on site.

• All the walls are stainless steel, glass or vinyl which is curved at the edge and run up to the ceiling.

• No steps on site. Every fire exit is a disabled ramp, so that this is the first truly evacuable hospital in the world.

• No long-term maintenance issues.

• The HEPA filters in the theatre can be accessed from within the roof