Boron may occur in nature.Logical formLearned from3 sentences. Boron may confound scientists.Logical formLearned from3 sentences. Rods may be made of boron.Logical formLearned from3 sentences. Boron may undergo an incorporation.Logical formLearned from3 sentences. Boron can be a candidate.Logical formLearned from3 sentences. Boron may be made.Logical formLearned from3 sentences. Boron may undergo a segregation.Logical formLearned from3 sentences. Boron may undergo a removal.Logical formLearned from3 sentences. Boron can be in (alloy steels).Logical formLearned from3 sentences. Boron can be deficient.Logical formLearned from3 sentences. A boron can be water-soluble.Logical formLearned from3 sentences. An (element boron) may be mixed into carbon of diamonds.Logical formLearned from3 sentences. A color of stones may be caused by an (element boron).Logical formLearned from3 sentences. Boron may undergo a (chemical compound).Logical formLearned from2 sentences. (Boron resources) can be high-grade.Logical formLearned from2 sentences.