Scientists and government officials around the world have repeatedly needed to confirm that supposed chemtrails are in fact normal contrails. The term chemtrail is a portmanteau of the words chemical and trail, just as contrail is a contraction of condensation trail..
Fluoride(s) may be found in toothpaste and is even added in trace quantities to drinking water in certain parts of the world. Fluorine is extremely reactive and not found in n â¦ ature. It may be found in chemical and nuclear plants. HF-but not fluorine-is even used to etch glass.
The elements of Group 17 the halogens are found on the right side of the periodic table between groups 13-16 and group 18. The halogen group periodic table is shown below. The first member of this family is fluorine which is the most reactive and the most electronegative element known.