The term "atomic-bacteriological-chemical" refers to the three forms of warfare that involve atomic, biological, and chemical weapons. There are many synonyms for this term, such as NBC (nuclear, biological, and chemical), CBR (chemical, biological, and radiological), and ABC (atomic, biological, and chemical). Another term used to describe this type of warfare is WMD (weapons of mass destruction). These weapons have the potential to cause significant harm and death if they are not properly controlled and regulated. The use of these weapons is a severe violation of international law, and the international community has acted to deter their use and limit their spread.