shearography
n.— «Skin-to-core bonding problems can be detected by the shearography technique through laser interferometry techniques. When a composite part is slightly stressed, a minor surface deflection in the material can be spotted by the laser, which produces a fringe pattern.» —“B-2 Bomber Development New Design, Production Tools Will Play Key Role in B-2 Cost” by William B. Scott Aviation Week & Space Technology Dec. 5, 1988. (source: Double-Tongued Dictionary)
Further reading
In 1971, when a new public library opened in Troy, Michigan, famous authors and artists were invited to write letters to the city’s youngest readers, extolling the many benefits of libraries. One of the loveliest was from E.B. White, author of...
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