Digital blackboard or electronic board for teaching has numerous benefits to the two teachers plus the students. strengths include things like smooth controls, enhanced university student inspiration and engagement, train bigger groups of students with simplicity, an eco-helpful supply of teaching, quick access to notes, increase students’ partic

The chemical method of "excellent" boron carbide is sometimes published as B??C?, and the carbon deficiency of boron carbide is outlined with regards to a combination of the B??C? and B??C models, mainly because of the B12structural unit. Some research implies that one or more carbon atoms can be incorporated in the boron icosahedra, causing formul