Natural disasters are all except ?
Ans. is 'd' i.e., Accidental radioactive gas leak from factory A natural disaster is a major adverse event resulting from natural processes of the Eah; examples include floods, volcanic eruptions, eahquakes, tsunamis, and other geologic processes. Accidental radioactive gas leak from factory is most commonly a result of human or mechanical error and thus not a natural disaster.
Floods
Tornedo
Lightening strike
Accidental radioactive gas leak from factory