All of the following were pollution problems of nineteenth century cities EXCEPT
A) coal dust and fumes.
B) ashes in the air.
C) acidic soil.
D) radiation contamination.

Question

Quizplus · Accepted Answer

Radiation contamination was not a pollution problem of nineteenth-century cities. The understanding and use of radioactive materials, and thus the potential for radiation contamination, did not become widespread until the 20th century, following the discovery of radioactivity by Henri Becquerel in 1896 and further research by Marie Curie and others.

All of the Following Were Pollution Problems of Nineteenth Century