0 a plastic used especially as a type of varnish or as a protection for delicate objects
This assembly is surrounded by low-density polyurethane foam for thermal isolation.
They were corrected by custom tailored polyurethane patches delivered and supported by modified balloon catheters.
A laryngeal seal was made of 12-20 toroidal shaped sheets (gills) of polyurethane film (diameter 2.5 cm, thickness 25-75 urn).
A polyurethane sphere may be relatively heavy, however such a wheel can be made hollow to reduce the weight.
The individual electrodes are typically 8- or 12-m diameter carbon fibers that are insulated with glass or polyurethane.
The apparatus was enclosed by polyurethane foam t o provide heat insulation.
Parasites were then transferred to a droplet of glycerol on a microscope slide, encircled with fine ground glass, covered with a cover-slip and sealed with a polyurethane-based sealant.
This range includes cushions filled with polyurethane or latex foam, gel air or combinations of these, covered in vinyl, sheepskin or other materials.