English, asked by NAYAABANSARI, 11 months ago

which source of raw materials used in secondary occupation​

Answers

Answered by shatakshichauhan26
1

Answer:

Such industries use natural chemical minerals, e.g. mineral-oil (petroleum) is used in petrochemical industry. Salts, sulphur and potash industries also use natural minerals. Chemical industries are also based on raw materials obtained from wood and coal. Synthetic fibre, plastic, etc.

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