A radiation leak at an underground nuclear waste dump in New Mexico was caused by “chemically incompatible” contents, including cat litter, that reacted inside a barrel of waste causing it to ruptu
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/cat-litter-blamed-240m-radiation-leak-new-mexico-nuclear-waste-dump
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/guardian-uk
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hazardous-waste
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/radioactive-waste
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nuclear-wastes
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/radiation
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us