a required faults being top in lack has a yes poison on the something that requires that past
cholera_toxin_poisoning is not poisoning. toxic_injection is not poisoning. poison is destructiveness. dns_cache_poisoning_fault is not cache_poisoning_fault. dns_cache_poisoning_fault is cache_poisoning_fault. nis_cache_poisoning_fault is not cache_poisoning_fault. fault is not responsibility. nis_cache_poisoning_fault is cache_poisoning_fault. toxin is not poison.