womens era magazine published this article page no 13 agri-business farms aremechanised large in size highlystructured reliant on chemicals andmay be described as agro-factories.bmineral based industriesthese industries use minerals as a raw material.some industries use ferrous metallic minerals which contain ferrous iron such as iron and steel industries but some use non-ferrous metallic minerals such as aluminium copperand jewellery industries. womens era magazine many industries usenon-metallic minerals such as cement andpottery industries.chemical based industries such industries use natural chemical mineralse mineral-oil petroleum is used in petro-chemical industry. salts sulphur and potash industries also use natural minerals. Chemical industries are also based on raw materials obtained from wood and coal. synthetic fibreplastic etc. are other examples of chemical based industries womens era.
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