This video shows the Amoeba effect II of foamed gel, small foam passes though pore throat by bending deformation.
Wang Y, Jin J, Bai B, Wei M
CC BY 4.0
<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4451013/bin/pone.0128414.s003.mpg">S3 Video</a> from <cite style="font-style:normal">Wang Y, Jin J, Bai B, Wei M (2015). "<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4451013">Study of Displacement Efficiency and Flow Behavior of Foamed Gel in Non-Homogeneous Porous Media</a>". <i>PLOS ONE</i>. <a href="https://en.wikipedia.org/wiki/Digital_object_identifier" class="extiw" title="w:Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1371/journal.pone.0128414">10.1371/journal.pone.0128414</a>. <a href="https://en.wikipedia.org/wiki/PMID" class="extiw" title="w:PMID">PMID</a> <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pubmed/26030282">26030282</a>. <a href="https://en.wikipedia.org/wiki/PubMed_Central" class="extiw" title="w:PubMed Central">PMC</a>: <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4451013">4451013</a>.</cite>