#5 Did you read the link? Why shouldn't there be several main types of crime which are easily categorised, and others which are lumped into one "miscellaneous" category?
"Miscellaneous" does not mean "multiple". I don't understand where that idea would come from. The examples wienergriessler gave, if you read them, are also just of things which are in a "miscellaneous" category.
Clauses 12 to 15 create offences concerning the encouragement of terrorism.
Clauses 16 to 24 create offences concerning the preparation of terrorist acts and terrorist training (including travelling abroad, funding travelling and facilitating travel for terrorist training).
Clauses 25 to 29 provide for radioactive and nuclear terrorism related offences.
Clauses 30 to 34 are miscellaneous terrorist offences and include the use of noxious substances and hostage-taking.
Isle of Man Anti-Terrorism Act 2003:
PART VI – MISCELLANEOUS TERRORIST OFFENCES
Part 1 of the Terrorism Act 2006. (miscellaneous terrorist related offences)