Almost all devices could be made of plastic, at least the case. Electronic devices need metal to conduct electricity in their interior. There are currently a great variety of plastic that are suitable to attend all requirements in terms of heat bearing, for instance, and other issues.
the radio was made by materials like cooper and metal for the inside and plastic on the outside
lawn mower blades are made of steel but some are made of plastic
They are ususlly made out of plastic but some are cardboard too, but mostly plastic.
are made of rubber and plastic and some are made out of metle
Some of the plastic bags are made of bio degradable materials like superplast plastic factory
Some are made of cardboard and some of plastic or polystyrene foam.
it is made out of plastic and some times it is made out of wood
Denton Deere suggested that the space iguanas could use some plastic surgery.
Some are made from ceramics, some from stainless steel, some from plastic.
metal or steel. some are plastic.
Some are but not all.
Plastic is poly-ethylene. it is made by the polymerisation of ethylene or ethene and they add some chemicals to strengthen the bonds