Whiskers
Whiskers on SMD capacitors, matte tin.
714.jpg  Coutesy of I. Hernefjord
718.jpg  Coutesy of I. Hernefjord
Air-variable capacitor.
aircapacitor-9.jpg
Courtesy of NASA Electronic Parts and Packaging Program (NEPP)
Diode-1.jpg
Courtesy of T. Riccio/STPNOC
relay-armature2.jpg
Courtesy of NASA Electronic Parts and Packaging Program (NEPP)
relay-destroyed-1.jpg
Courtesy of NASA Electronic Parts and Packaging Program (NEPP)
Courtesy of NASA Electronic Parts and Packaging (NEPP) Program