There may be private individuals on an excursion who happen to spread the swine fever.

That experience comes from other countries.

- Now we see that it is spreading and then it is very important that the public becomes aware that you also have a responsibility as an individual.

A thrown sausage sandwich can have devastating consequences, warns Jennie Nilsson.

An imported sausage on a discarded sandwich can be infected.

Wild boar can eat the sandwich and spread the infection with the help of humans.

See more how the infection is transmitted in the clip above!