A thermometer. We used the dry-bulb thermometer of a Taylor sling psychrometer.Methodology 2 / Instruments
A thermometer. We used the dry-bulb thermometer of a Taylor sling psychrometer.
A Solotmat 429 hot-wire anemometer. This extremely sensitive instrument measures the drop in temperature from air-flow past it.
A Borozin smoke gun, also called a smoke puffer or powder puffer; a small hand pump which sprays zinc-white dust, used for determining the direction of drafts.