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- ...
Plutonium is the most dangerous element you can handle because it is highly radioactive. Just inhaling a small amount of plutonium dust will give you lung cancer. However, plu â¦ tonium is rather hard to come by so the most dangerous element you will probably come into contact with is mercury.