The holder of a petroleum right shall furnish the Commissioner with samples of the rocks and fossils collected by him, but where a single sample is not capable of being divided, the holder of the petroleum right may keep it himself in his possession
A licensee has the obligation to commence petroleum exploration activities within a certain period, in Israel it is within four months from the day on which the exploration license is granted
A market dominated by two companies (rather than one in a monopoly). Israel currently has a duopoly in the natural gas economy
1 dunam is 0.1 hectare or 0.2471044 acres or 1000 square meters
