In the Hindu religious tradition, the tulsi, or holy basil, plant serves both as an important symbol and also as a popular medicinal remedy.
Diamond use to be the hardest known natural substance now it is the mineral lonsdaleite at 58% stronger then diamond is the first the second hardest is wurtzite boron nitridâ¦e at 18% stronger then diamonds they are both extreamly rare natural minerals sources http://www.newscientist.com/article/dn16610-diamond-no-longer-natures- ...
Worldâs strongest material: Scientists create 'wonder substance' carbyne in large amounts for the first time. Carbyne is an infinitely long and truly one-dimensional form of carbon It is thought to be 40x stiffer than diamond and twice as stiff as graphene; The material has remained elusive for years as it is extremely unstable