reinstate(verb) restore to the previous state or rank. restore, reinstate, reestablish(verb) bring back into original existence, use, function, or position. restore law and order; reestablish peace in the region; restore the emperor to the throne.
For the quintessence of classical philosophy, see Aether (classical element). Boron is a chemical element with symbol B and atomic number 5. Produced entirely by cosmic ray spallation and supernovae and not by stellar nucleosynthesis, it is a low-abundance element in the Solar system and in the Earth's crust.
Periodic Table--Boron Boron has two naturally-occurring stable isotopes, 11 B (80.1%) and 10 B (19.9%). The mass difference results in a wide range of d 11 B values in natural waters, ranging from -16 to +59 â° (data from references within Vengosh et al., 1994).