Were steam engines polluting?


Were steam engines polluting? Steam engines, as a mechanical source of power, do NOT cause pollution. However the steam generated in a boiler may be heated by an energy source that does cause pollution. There are several sources of energy that can be used to make steam, both for railway and stationery power applications.


What replaced the steam engine?

Diesel and electric engines have replaced the steam engines.


What are 2 disadvantages of the steam engine?

  • A steam engine is huge and heavy. ...
  • Steam engine has low efficiency.
  • Steam engine does not start at once.
  • Before a steam engine can start, one has to build a coal fire to get steam which takes a long time.


Does anyone still use steam engines?

The last meter-gauge and narrow-gauge steam locomotives in regular service were retired in 2000. After being withdrawn from service, most steam locomotives were scrapped, though some have been preserved in various railway museums. The only steam locomotives remaining in regular service are on India's heritage lines.