petroleums

petroleums are essential for many industries.

the price of petroleums fluctuates frequently.

many countries rely on petroleums for energy.

petroleums can be refined into various products.

environmental concerns are linked to petroleums extraction.

investing in petroleums can be profitable.

petroleums play a crucial role in transportation.

alternative energy sources are competing with petroleums.

petroleums are often transported by tanker ships.

research on petroleums is vital for sustainable development.