KARACHI, May 3: A man was slightly injured in a cracker explosion at a garbage dump in Federal B. Area, while two similar explosive devices planted at the same spot were defused by the police Friday morning.

Police said a low-intensity cracker kept inside a shoe box exploded when it was moved by a watchman at 6.45am, in Block 21 of the F.B. Area.

The box was lying at a garbage dump near Centrum Shopping Centre.

After being slightly hurt in the explosion, watchman Dost Mohammad informed the police on “15”.

Later, the police along with officials of the bomb disposal squad reached the spot and cordoned off the area.

During search, police found two similar boxes containing explosive devices which were defused on the spot.

The locally-made devices were taken away by the BDS officials to the central police office.

Officials of the bomb disposal squad also searched the surrounding area around the explosion site.

According to the police, Dost Mohammad had seen two men on a motorcycle throwing something into the garbage dump. “He went ahead to check the device with his stick and it exploded,” said a duty officer at the F.B. Industrial Area police station.

It was the seventh explosions within the last two days. A teenaged boy was killed and five others were injured when an explosion rocked the house of an Afghan junk-dealer in Abyssinia Lines early on Thursday morning.

Three other blasts were reported from Defence, and Samanabad areas on Thursday. on May 1, as many as 20 persons were injured in two separate explosions at Empress Market and Nursery.