Man made
Polyethene and natural solids from underground
it is a polymer of ethene
high density polyethene
It is natural but there are man-made imitations.
Synthetic materials are man-made materials. Examples are: 1.polystyrene, 2.Polyethene, 3.polyester, 4.spandex,
It can be made from natural or man made fibres.
otherwise they couldnt be plastic
Is limestone natural or man made
natural feature
Man-made and Natural Resources
Ceramic is man-made from a natural material.
Is limestone natural or man made