For example, in Melaka and Riau the staircase is always decoratively moulded and colourfully tiled. Main rooms have original panelling, corner cupboards and decoratively carved marble fireplaces. Lacquerware are objects decoratively covered with lacquer. The ceiling is lined with decoratively arranged fibre cement sheets and cover battens. All the windows in the building are semicircular decoratively framed motifs and columns. The blade is usually decoratively etched on both sides. Eyelets may be used purely decoratively for crafting. Some cylinders were decoratively hand-engraved. The inscription is written carefully inside the decoratively painted borders of a wall panel. The underfloor area was sometimes decoratively screened at the perimeter with timber battens. Diamond plate can also be used decoratively, particularly highly polished aluminum variants. It was decoratively bound and came in a slipcase. This type of arch uses space efficiently and decoratively when used for doorways. Ice sculptures feature decoratively in some cuisines, especially in Asia. The ankh may have been used decoratively more than any other hieroglyphic sign.