Yearly Archives: 2019



CPK-Jmol Periodic Table
Chemistry departments often have kits of plastic balls to stick together to represent atoms and their arrangement in molecules. These kits come with several different colors to easily distinguish one element from another. The choice of color for each atom is not arbitrary. The color code of these atoms is known as CPK colors.

Molecule Atom Colors – CPK Colors






Meth Lab Trash
Transportable laboratories known as mobile drug labs or rolling meth labs are used to synthesize the stimulant methamphetamine. The reason the lab is mobile is to evade detection. Meth labs release toxic vapors and produce a significant amount of trash, so having one in a fixed location makes it easier […]

What a Meth Lab Smells Like





Earth Alchemy Symbol
Alchemy is the philosophy and natural science that predates the modern science of chemistry. The word “alchemy” comes from the Arabic word al-kimia. Al kimia is the name of the ancient Egyptian process used to make the Philospher’s Stone or Elixir. Originally, kimia came from the Coptic work khem, which […]

Alchemy Symbols and Their Meanings