Seɗɗa nder kuuje niwtiron kannje sankitoto ngam tagugo nuukilus boo ɗum hawtinndira e nukilusji goɗɗi ko anndiraa e k. Mawnugo maajum ɓurii 1 ko nufii ɗum sankitay nukilusji goɗɗi ko ɓuri ko ɗum moɗata, kadi kannjum woni ko wiyetee self-sustaining chain reaction.