nix-env -if https://github.com/apeyroux/airstation/archive/master.tar.gz -A airstation

==== 29/09/2019 23:41:55 ====
pm10: 9.7 μg/m³
pm25: 1.9 μg/m³
==== 29/09/2019 23:42:01 ====
pm10: 9.4 μg/m³
pm25: 1.8 μg/m³
==== 29/09/2019 23:42:06 ====
pm10: 9 μg/m³
pm25: 1.8 μg/m³