An extremely unstable, radioactive element of the alkali group. It is the heaviest metal of the group. Francium occurs in nature, but less than 28.35 g (1 oz) is present in the Earth's crust at any time. It has approximately 19 isotopes, the most stable of which is Fr 223 with a half-life of 21 minutes. Atomic number 87; valence 1.
Cashews, unlike peanuts, come from a tree. Inside a stem of the fruit, the cashew nut lives. The fruit is called a cashew apple. The Cashew apple is eatable, however, the cashew nut is the main product produced by this tree. However, the cashew nut is not flesh to eat right away.The stem is very poisonous.It contains an acid-like oil that can only be burned out of the stem.nside a stem of the fruit, the cashew nut lives. The fruit is called a cashew apple. The Cashew apple is eatable, however, the cashew nut is the main product produced by this tree. However, the cashew nut is not flesh to eat right away.
Worldâs Largest Cashew Tree Over 1,000 Years Old. In 1994, the Guinness Book of Records set aside a separate category for the worldâs largest cashew tree called Maior Cajueiro do Mundo located in Natal, Brazil. The gigantic tree has grown from a combination of two genetic tissues. Such tissues allow the branches of the tree to grow outwards rather than upwards.