Mr Jansdorf says that, as more consumers live on their own, so there will be growing demand for higher-margin products such as reclosable packs that allow longer storage.

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One set of tools is essential for life: knives and other hand tools, fire and other tools for clothing and warmth, agricultural tools and transportation tools such as packs, wheels, wagons, harnesses and saddles.

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Only 32 such packs arrived in Mr Zimba's village last year, for a population of about 900.

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At the ministerial meeting in May it is expected to seek the right to opt out of any clauses that it finds unacceptable, such as the ones imposing an advertising ban and a minimum size for health warnings on cigarette packs.

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