coal and petroleum

process of finding petroleum's constituents

• carbonisation

• seperation

• refining

where was the first oil well drilled and when?

• ahmadi, kuwait, 1745

• riyadh, saudi arabia, 1869

• pennsylvania, USA, 1869

• pennsylvania, USA, 1859

full form of PCRA

parrafin wax can be used in paints

• true

• false

the useful substances obtained from petroleum and natural gas is called ______________

• plastics

• polythene

• petrochemicals

• detergent

coal tar is a mixture of ________ substances

• 300

• 350

• 135

• 200

paraffin wax uses

where and when was first coal gas used for street lighting

• new york, 1820

• USA, 1859

• london, 1810

• india, 1867

the coal which has largest C content

which is the cleanest fuel

• LPG

• coal

• CNG

• petrol