NH-bis(PEG3-azide) Fundamentals Explained
The glyph employed these days in the Western earth to signify the #1, a vertical line, usually which has a serif at the top and from time to time a short horizontal line at the bottom, traces its roots back to your Indians, who wrote one like a horizontal line, as remains to be the situation in Chinese script. The Gupta wrote it as a curved line, a