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pinus sylvestris (pine) leaf oil
pelargonium graveolens (rose geranium) oil
Size: Approx 9-10mm in size
a shallow hexagonal container
use freshly boiled water cooled to approx
Weather station science kit vases pinus sylvestris (pine) leaf oilContents: Contains: plastic tube, thermometer, 2 halves of support column, funnel, rain gauge support arm, wind vane support arm, anemometer support arm, thermometer support arm, compass, wind vane, anemometer cups, short spindle, long spindle, cap, anemometer hub, screws and detailed instructions. The contents make a weather station with a span of 22 x 12cm when assembled. Also required but not included: 0. 5 litre or 1 litre plastic soda bottle with
