Method of determining the impact fracture toughness K.sub.ID by

Method of impact testing motor vehicles

Method of shock testing aluminum alloy welded joints

Method of testing an offshore structure for mechanical faults

Method of testing liquid drop impact and apparatus

Methods and apparatus for conducting high g-force testing

Methods and apparatus for high frequency impact testing

Methods and apparatus for measuring impact toughness of a...

Methods and apparatus for measuring impact toughness of a...

Micro-ball impact tester

Miniature acceleration sensor

Modular penetrometer

Monitoring compaction of backfill

Monitoring of soil

Moulding methods and moulded articles

Multi purpose shock sensor

Multi range impulse hammer

Multiple shock event sensing device

Non-destructive evaluation of geological material structures

Non-destructive materials testing apparatus and technique for us