0 a dark, thick oil obtained from under the ground, from which various substances including petrol, paraffin, and diesel oil are produced
1 a dark, thick oil obtained from under the ground and made into fuels such as gas and heating oil, and used in making plastics
2 a dark thick oil obtained from under the ground, from which various substances, including petrol, are produced:
Imports of petroleum and petroleum products declined by 23.9 %.
Most industrialized societies depend on the petroleum industry.
a petroleum company/corporation
petroleum refining/production
Products which are petroleum-based are highly inflammable.
'Vaseline' is the commercial name for petroleum jelly.
Petroleum jelly can be used to soothe and prevent nappy rash.
Over two-thirds of urban air pollution is generated by transportation, while virtually all the remainder are due to other petroleum-using activities.
There is a high dependence on imported petroleum products, which make up 6% of total imports.
The darkly stained surface soil in the depot area also suggests that other petroleum products were spilled at the site.
