Flavorings containing benzaldehyde can develop benzene under the influence of light - In 2013, the Stiftung Warentest found harmful benzene in drinks with cherry flavor.

In the production of compounds, chemists have the fundamental goal of finding strategies that are most selective and avoid waste products.

Z-form nucleic acids are double-stranded DNA and RNA molecules with an unusual left-handed double helix structure, as opposed to the classical right-handed Watson-Crick double helix. Z-nucleic acids were discovered more than 40 years ago, but their biological function has remained poorly understood.

More and more, people are using internet forums as first place to look for information on health issues.