Challenge of Materials

Russell Hobbs 'Millennium' cordless electric kettle, model no. 3161, with disc element, by Pifco Ltd., Manchester, 1996.

• Millennium' cordless jug kettle, 1996.

Silver miniature mortar and pestle, circular outsplayed mortar with 2 horizontal globular handles, hallmarked in London, probably imported from Europe, 1901

• Miniature mortar and pestle, silver, c 1901.

Rubber ball from Peruvian child's grave (reputed to be over 300 years old)

• Rubber ball from Peruvian child's grave, c. 1600.

Silver gilt pomander, straight sided cylindrical body, flat base, domed lid, decorated with an intricate open work filigree

• Pomander, 1700-1800.

Live-line working woollen/stainless steel fibre suit with socks and gloves attached

• Three protective gloves, 1982-1996.

Sample of first nylon (polyamide) knitted tubing. Knitted July 1935 made from pentamethylenediamine and sebacic acid

• Sample of first nylon knitted tubing. Knitted July 1935 from polyamide made from pentamethylenediamine and sebacic acid

The best known copper alloys are the brasses, which are composed of copper and zinc. Brass is a very versatile material and has excellent casting properties. It can therefore be used for free standing objects, and parts made from cast brass can also

• Brass incense burner, Indian, 19th century

A sculpture inspired by the idea of turning the steel filaments into air filled with light.

• Wall piece 'Sen Man Na Yu Ta' by Kyoko Kumai, 1996

Samples of protective plates used in body armour showing effect of ballistic test: 3 ceramic faced , composite backed; one in steel; made by the Defence Clothing and Textiles Agency, 1996. Plus 5.6mm bullet and 7.62mm bullet.

• Body armour, 1996.

Scarificator with 13 lancets (cased), European

• Scarificator with thirteen lancets, European, 17th century.