Toxic heavy metals cadmium, mercury, lead, chromium, and arsenic are elements known for high density and toxicity even in small amounts....

Arsenic trioxide is a toxic compound with a a long and complex history, known at least by the time of the ancient Romans. Here's a look...

Microbiology explores the world of microbes or micro-organisms. It reveals a hidden dimension of unseen forces shaping health,...

Artists of Renaissance Europe cultivate palettes rich in colors sourced from elements both enchanting and lethal. The Renaissance is...

Gouache painting has a unique charm and offers versatility for artists and art appreciators. This unctuous type of paint delivers vibrant...

Bright common nails in hardware are used in construction, woodworking, and various DIY projects from building to pigment making. Bright...

Spices come from distant lands along ancient trade routes. These commodities bring flavor to food, health and beauty to consumers and...

Xanthan Gum, a versatile ingredient with various applications, is a growing trend in multiple industries. In art and food it's valued as...

Thickening gums such as gum arabic, guar and xanthan gums are indispensable for creation of inks and pigment by individual or industrial...

Carbon is the ubiquitous element. Art, beauty, science and health pivot around the life force of carbon. Here's the nature of carbon, its...

Soot, also loosely called lampblack or carbon black, is traditionally used to make ink, painters' pigment, medicines and makeup. A...

Soot is as old as fire. A dark, powder formed by incomplete burning of organic matter, it's used for centuries due to its easy...

Carbon steel is an essential material in various industries, renowned for versatility and strength. Uncover the secrets of carbon steel:...

Rust, the reddish-brown coating on metals, is formed by exposure to oxygen and moisture. Responsible for this phenomenon are several...

From vibrant reds extracted from roots to the deep blues synthesized from leaves, plants have abundant natural dyes and also health...

Experimenting with rust. Mmm rust. Amazing how many colors it gives out. I'm trying for an earthy gold and a couple other tones. On the...

Egg tempera painting is beloved for its luminous quality and durability. This method uses egg yolk as a binding agent for pigments, and...

Projection, according to experts of the Renaissance, is the final act of alchemical work once the Philosophers' Stone has been made. The...

The Magnum Opus or Great Work is the goal of alchemists. From ancient Alexandria and the wisdom of Maria the Prophetess comes a color...

The Book of Comarius is a mysterious tome dedicated to Cleopatra the Divine, or Cleopatra the Alchemist of Alexandria. In it, Comarius, a...