Which of the following form the raw materials for synthesising plastics?
Ethane, Propane
Benzene, Copper
Silver, Styrene
Toluene, Rubber
Ethane and Propane form the raw material for synthesizing plastics.
Fill in the blanks with appropriate words.
(a) Synthetic fibres are also called _______ __or _______ __fibres.
(b) Synthetic fibres are synthesised from raw materials called _________.
(c) Like synthetic fibres, plastic is also a _________.