https://researchportal.bath.ac.uk/en/publications/crystal-structures-and-magnetic-properties-of-a-sterically-encumb/
Crystal structures and magnetic properties of a sterically encumbered dithiadiazolyl radical,...
crystal structuresmagnetic propertiesstericallyencumberedradical
https://archive.dougbelshaw.com/thought-shrapnel/encumbered-by-civilization/
Encumbered by civilization (quote) — Belshaw Brain Archive
"To ramble across the countryside is to disembarrass oneself of the social and mental constraints with which one is encumbered by civilization."
encumberedcivilizationquotebelshawbrain