Now it has all returned to bleak high-density housing.
Its advantages rest on its high density and mobility; its main disadvantages are its liability to decomposition, the originally colourless liquid becoming dark owing to the separation of iodine, and its high coefficient of expansion.
The beams are then decked in 12mm (15mm on 900mm deep bays) high density chipboard panels.
A superior mattress with firm, high density hollow fiber polyester filling, to maintain high performance.
They also have moderate effects on increasing high-density lipoprotein (HDL) concentration and reducing serum triglycerides.