Cluster Munitions: The Problem With Failure Rate

cluster munitions can be fired from an artillery shell or they can be dropped launch from a plane. They're basically, remember Mervs, the multi-headed nuclear weapons that turn into a bunch of different warheads? These are sort of the kinetic version of that where one canister can be full of scores or even hundreds of what they call sub munitions and those explode. The problem with the reason why they are so controversial is they have a failure rate called a dud rate.