Ideas

You may choose one of these or something else. I put them here to give you an idea of what might be appropriate, not as a list to choose from.

Discuss with your teacher beforehand what might be appropriate.

Teflon as a coating for pans	Kevlar for bullet proof vests	Gortex for outdoor clothing
Stainles Steel for cutlery	Copper for electrical wires	Skin for skin
Bone for bones	PMMA for artificial hips	Concrete as a building material
Aluminium for aeroplanes	Nitinol as a SMA	Ceramic tiles for shuttle heat shields
Aluminium for Audis	Diamond for jewellery	Gold for fillings
Glass for optical fibres	Leather for jackets	Metal wound guitar strings
Nylon for climbing rope	Mahogany furniture	Brass instruments