microelectronics - with the development of internet/computers, transistors are useful in products like radios for ease of assembly + smoother runs for products
modern materials
glulam
kevlar
pmc
fibre injection moulding - using pellets of glass or carbon fibre-filled polymers such as polyamide (nylon)
used in aerospace, sports, medical equipment
physical vapour deposition - material is vapourised into thin layer
used in food packaging
fea and cfd - virtual modelling saves time and materials when making prototypes