The most cleanly burning fossil fuel available, producing the least pollutants, is ________.
a. coal
b. kerosene
c. natural gas
d. nuclear energy
e. petroleum
Answer: c. natural gas
The most cleanly burning fossil fuel available, producing the least pollutants, is ________.
a. coal
b. kerosene
c. natural gas
d. nuclear energy
e. petroleum
Answer: c. natural gas
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.