Final answer:
CANUTEC is the 24-hour emergency contact number for incidents involving dangerous goods in transportation, providing technical advice and immediate response assistance.
Step-by-step explanation:
The Canadian Transport Emergency Centre, also known as CANUTEC, is a branch of Transport Canada that offers immediate information and assistance for emergency situations involving dangerous goods. CANUTEC can be used as the 24-hour number to be contacted in the case of transportation incidents where dangerous goods are involved. The conditions under which this service can be utilized include providing technical advice, assistance in case of a spill, leak or fire involving dangerous goods, and when immediate response actions are needed. Organizations that transport dangerous goods can use CANUTEC as the emergency contact number on their shipping documents, as required by regulations for safety purposes. This ensures that, in case of an emergency, assistance is readily available.