What do the various different arrows used by chemists all mean? That’s the question this short summary graphic aims to answer, by highlighting the most common arrows encountered in chemistry lessons and textbooks and giving a brief explanation of their use with examples.
Rockets require a huge amount of energy to launch into orbit. In the latest edition of Periodic Graphics in Chemical & Engineering News we look at the different types of fuels used to get rockets off the ground and how spacecraft continue to propel themselves in space. Click through to the C&EN site to view […]
Diamond is commonly known to be the hardest material, but how do other minerals compare with each other? That’s the question the Mohs hardness scale, introduced by Friedrich Mohs in 1812, aims to answer. This graphic looks at his scale and where different minerals and other substances appear on it.
Our bones don’t just create the supporting frames for our bodies—they also perform a number of important roles for our health. In the latest edition of Periodic Graphics in Chemical & Engineering News, we look at the materials in bones and what some of them do. View the full graphic on the C&EN site.
Acne is the bane of teenagers, but it also affects adults. In the latest edition of Periodic Graphics in Chemical & Engineering News, we look at the causes of acne and some medications used to treat it. Click here to view the full graphic.
Alcohol-free beer is increasingly popular and sought-after as people become warier of their alcohol intake. A few decades ago alcohol-free beer was a poor imitation, but these days it’s steadily improving and some examples can hold their own compared to the real thing. This graphic takes a look at how alcohol-free beer is defined, the […]