We assess them as sharp, says Magnus Lefèvre, duty officer at the police.
The National Bomb Protection has been called in and secured the objects.
Both cases are being investigated as particularly serious crimes under the law on flammable and explosive goods. No one is deprived of liberty.
The first discovery was made in a check of a parked vehicle in a parking garage. A while later, further discoveries were made, after suspicion that there were more suspected hazardous objects in the vehicles.
The connection between them I cannot say, but it is anyway in the nearby area.