Assertion: ballpoint pen's ink | /r/HasProperty | water-based
Facets:
Source sentences:
text: Using the same basic mechanics as a ball point pen, the main difference with a rollerball is that the ink used is water-based rather than oil-based.
text: The ink is a water-based gel that isn’t quite as thick as typical ballpoint paste but isn’t quite as thin as rollerball liquid.
text: : Using the same basic mechanics as a ball point pen, the main difference with a rollerball is that the ink used is water-based rather than oil-based.
text: Using the same basic mechanics as a ball point pen, the main difference with a rollerball is that the ink used is water-based rather than oil-based.
text: : Using the same basic mechanics as a ball point pen, the main difference with a rollerball is that the ink used is water-based rather than oil-based.
text: The ink of the fountain pen is water-based.
text: The ink of the fountain pen is water-based.
text: The ink is water-based.