What’s in sunscreen, and how does it protect your skin from the …
WEBJul 21, 2021 · Sunscreen is a mixture of UV filters that absorb or reflect UV rays from the sun. Learn about the different types of UV filters, their benefits and drawbacks, and how they are regulated in the US ...
A chemist’s guide to disinfectants - Chemical & Engineering News
WEBMay 1, 2020 · Learn about the ingredients, modes of action, and safety concerns of different disinfectants for hard and soft surfaces. Find EPA-recommended products for SARS-CoV-2 and alternatives to sanitizing ...
What’s in marshmallows, and how do the ingredients work …
WEBApr 2, 2021 · Marshmallows are made of sugar, corn syrup and gelatin, plus some air. Learn how these components interact to create the chewy, airy and melty treats, and how they differ from gummy bears.
Climate change is destroying our coral reefs. Here’s how scientists ...
WEBFeb 10, 2020 · Climate change is destroying coral reefs around the world, but some ecologists are studying resilient reefs to unlock their secrets and preserve others for generations to come. Learn about their ...
Do we know enough about the safety of quat disinfectants?
WEBAug 2, 2020 · Quaternary ammonium compounds (quats) are widely used as disinfectants, but some scientists have linked them to reproductive and developmental problems in animals. Learn how quats work, where they ...
NDMA, a contaminant found in multiple drugs, has industry …
WEBApr 20, 2020 · NDMA is a probable carcinogen that has been found in multiple pharmaceuticals, leading to recalls and regulatory scrutiny. Learn about the chemistry, sources, and health effects of NDMA, and how ...
Is ammonia the fuel of the future? - Chemical & Engineering News
WEBMar 8, 2021 · Ammonia is a convenient way to transport hydrogen for emission-free energy applications. Learn about the different types of ammonia production, their carbon footprint, and the obstacles to ...
What did we learn from the Deepwater Horizon disaster?
WEBSep 13, 2020 · Ten years after the largest accidental oil spill in history, scientists reflect on how microbes and chemicals degrade oil and how ecosystems recover. The article also covers the controversies and ...
C&EN’s top 50 US chemical producers for 2021
WEBMay 10, 2021 · A survey of the US chemical industry based on data from 2020, showing the impact of COVID-19 on sales, profits, and spending. See the rankings, trends, and profiles of the top 50 chemical makers ...
CRISPR genome editing gets 2020 Nobel Prize in Chemistry
WEBOct 9, 2020 · Emmanuelle Charpentier and Jennifer A. Doudna are honored for developing a method to cut and alter any DNA sequence. CRISPR is a powerful and versatile tool that has revolutionized biology and ...