1.Identity of the caller .
2.Where you are calling from and the number where you can be called to .
3.Involved product and what has happened .
4.Existence of leaks .
5.Who has been affected, who has been warned and who has already attended to the site of the emergency.
7.Where it has ocurred, location, highway, kilometer #.
8.Where were you coming from and where you were going to.
9.Report immediately any change in the situation.