- A fossil fuel is a kind of natural resource
- Coal is a kind of fossil fuel
- Hence, coal is a kind of natural resource

- Coal is a kind of natural resource
- Coal is a nonrenewable resource
- Therefore, coal is a kind of nonrenewable natural resource

- Coal is used to produce electricity by burning in coal-fire power stations
- Electricity is a kind of electrical energy
- So, coal is used to produce electrical energy by burning in coal-fire power stations

- Coal is used to produce electrical energy by burning in coal-fire power stations
- To produce something means to make something
- Hence, coal is used to make electrical energy by burning in coal-fire power stations

- Coal is a kind of nonrenewable natural resource
- Coal is used to make electrical energy by burning in coal-fire power stations
- Hence, coal is a kind of nonrenewable natural resource that is used to make electrical energy

Hence, coal is a kind of nonrenewable natural resource that is used to make electrical energy
Which is a nonrenewable natural resource that is used to make electrical energy?
- Coal is a nonrenewable resource 
- To produce something means to make something 
- A fossil fuel is a kind of natural resource 
- Coal is a kind of fossil fuel 
- Coal is used to produce electricity by burning in coal-fire power stations 
- Electricity is a kind of electrical energy