Assertion: skull's bone | /r/CapableOf | become ubiquitous
Facets:
value: by the 1880s
type: TEMPORAL
Source sentences:
text: In the 1870s poison manufacturers around the world began using bright cobalt bottles with a variety of raised bumps and designs (to enable easy recognition in the dark) to indicate poison, but by the 1880s the skull and cross bones had become ubiquitous, and the brightly coloured bottles lost their association.