broomstraw en · ADJ
Etymology
From broom + straw.
Meanings
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(not-comparable) Denoting a type of mechanical failure in which a material splits into fibrous strands.
Mechanical fractures with broomstraw-like appearance were found at 16 separate locations on frames and intercostals
1998 September 2, “Air transportation safety investigation report A98H0003”, in Transportation Safety Board of Canada:Evaluation of sub-structural aluminum debris collected from Space Shuttle Columbia indicated broom-straw fracture of AA7075 seat legs
2021 March 1, N. C. Ubani Ochoa, D. M. Cone, S. W. Stafford, J. D. Olivas, “Investigation of broom-straw fracture behavior of aluminum alloy 2024 debris recovered from Space Shuttle Columbia”, in Journal of Space Safety Engineering, volume 8, number 1, →DOI, →ISSN, pages 4–11:when it comes apart in an in-flight fire, it produces the “broomstraw effect,” in which the points where the metal has come apart will look stringy.
2001 July 14, Eric Adams, “Reading The Wreckage”, in Smithsonian Magazine: