Assertion: fibril's structure | /r/MadeOf | solid nodes of ptfe
Facets:
Source sentences:
text: In the early 1970s, when the invention was made, ePTFE was produced as tubes that had a structure consisting of solid nodes of PTFE connected by thin PTFE fibrils.
text: In the early 1970s, when the invention was made, ePTFE was produced as tubes that had a structure consisting of solid nodes of PTFE connected by thin PTFE fibrils.