ANSWER TO POP QUIZ
i) Improvised Explosives look like anything from plasticine,
plastic chips (TNT flakes), oil or any liquids, manure (ammonia
nitrate), black pallets etc. Key to identify is the ignition
device, usually has (i) power supply (batteries or connected to
external source), (ii) wiring (forget "the red wire is correct one
to cut" nonsense) and timing device (egg timer, watch etc).
ii) Vunerable spot, anywhere with lots of human traffic (MRT),
difficult to by-pass (key junctions), most material damage or
prestigious symbols (Stamford Raffles Statue, Merlion), sensatative
facilities (Sattelite, water works etc). Think like a terrorist and
you'd be suprized at the number of vunerable spots singapore has.
Avoid the obvious and see the secondary ones which would cause just
as much damage and less protected.
iii) Anything and everything
iv) Call 999 and pray the clown who appears is better trained than
most others.
REMEMBER NEVER EVER TRY TO CHECK BY OPENING OR MOVING SUSPICIOUS
OBJECT, especially if have oily stains, ticking sounds or even too
odd shaped for usual.