Usualy the substance transformation of plastic toys from china or firniture from MFI.
Its when cheap toys or gadjets break with no force realy applied, Hence they must be made of Shitetanium.
Engineering term defining any kind of crapppy material / alloy that is not up to the job it's supposed to do.
This includes also the material used plastic parts often used in automotive for knobs and handles that will snap or shatter during normal use.