CBRN defense, or Chemical, Biological, Radiological, and Nuclear Defense is taught at various military facilities such as the US Army. To get into the training program, you can apply at the Go Army website (it is listed under Intelligence & Combat Support).
The CBRN Defense Awareness Course v1.0 is an Air Force enlistee course. There are practice tests available online for enlistees to study.
There are no free answers to the Air Force's CBRN defense awareness class. However, there are many flash cards available online to help test takers study for it.
One can learn more about civil defense on Wikipedia. They have much information on its history, importance and implementation. One can also learn more on the official American Civil Defense Association website.
cbrn attack actions include
Exposed Skin
Exposed skin
what is a CBRN hazard marker for a chemical hazard
The cast of Learn Self Defense - 2005 includes: Mark Cook as Narrator
If someone wants to learn about criminal defense law then it is worth either attending a course at the local college on it or reading plenty of good text books about it. The books cab be borrowed from the local library.
To protect them against CBRN contamination
One can learn skills on how to use a fighting knife (knife combat) from: Hockscqc, Wikihow, No Nonsense Self Defense, Sammy Franco, Defense Tech, Modern Survival Online, Sealed Mindset and Taiji World, to name a few.
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