Gaza, Aug 26 (IANS): Israel's massive air and ground offensive on the Gaza Strip Tuesday killed four Palestinians, including two electricity workers, medics said.

Gaza health ministry's spokesperson Ashraf al-Qedra told reporters that an Israeli war jet bombed a car in Gaza city's neighbourhood of al-Tuffah, killing two people in the vehicle, Xinhua reported.

He also said two Palestinian workers, who worked for the Gaza electricity corporation, were killed when an Israeli war jet missile struck their car in northern Gaza Strip refugee camp of Jabalia.

Earlier Tuesday, 10 Palestinians were injured in separate Israeli air strikes that targeted three houses in southern and eastern Gaza city, and three of them are in critical condition, he added.

Overnight and early Tuesday, the Israeli war jets carried out a series of intensive air strikes all over the Gaza Strip, including another residential tower having 13 storeys in Gaza city's downtown.

The high-rise, called al-Basha high-rise, which includes offices of dentists, lawyers, media production and journalists was struck early Tuesday.

Meanwhile, the health ministry said the death toll since the beginning of the offensive on the Gaza Strip in July 8 has reached 2,137, while a total of 11,100 were wounded.