Fiat TALENTO Owner's Handbook Manual page 216

WARNING
225) Use AdBlue (Urea) additive only
according to DIN 70 070 and ISO
22241-1. Other fluids may cause damage
to the system: also exhaust emissions
would no longer comply with the law.
226) The distribution companies are
responsible for the compliance of their
product. Observe the precautions of
storage and servicing, in order to preserve
the initial qualities. The manufacturer of the
vehicle does not recognise any guarantee
in case of malfunctions and damage
caused to the vehicle due to the use of
AdBlue (Urea) additive not in accordance
with regulations.
227) Always turn off the ignition device
before working in the engine compartment
(see the related information in the "Starting
the engine" paragraph in the "Starting and
driving" chapter).
228) Do not open the coolant circuit. It is
dangerous to eyes and skin.
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