2. The result doesn't look much like a nose—it's a bottle filled with liquid nutrient that cultivates bacteria. But give the “nose” a blood sample and let it sniff for a few days, and the bottle's dots will change color to indicate what bacteria, if any, it identifies.
6. At the start of the year, the ruling Communist party set a target of 6 per cent growth in trade for this year but total trade has now fallen by just over 8 per cent in the first ten months of 2015 compared with the same period a year earlier.