stf@jz if you have a rad1o it can do air quality measurements, i can provide you with an app, that dumps this on the serial port over usb, but i'm sure it's easy to also show it on the display.
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.