The Many Applications of Microemulsions

A microemulsion may be described as thermodynamically stable mixtures and water, oil and a surfactant. A surfactant is a compound that helps to lower the surface tension of a particular liquid. A surfactant might be a detergent, foaming agent, emulsifier or wetting agent, to name a few. A microemulsion doesn’t require the same kind of […]

The Dark Side of Chemistry: Toxic Chemicals in Cosmetics

Scrutinizing the safety of cosmetics ingredients. ‘Can you tell from the labels on cosmetics whether the products contain ingredients that may be harmful? In most cases, no, although a coalition of environmentalists known as the Campaign for Safe Cosmetics is trying to change this, with some success. In 2005, one of the members of the […]

The Campaign for Safe Cosmetics

The Campaign for Safe Cosmetics. ‘The Campaign for Safe Cosmetics is a coalition of public health, educational, religious, labor, womens, environmental and consumer groups. Our goal is to protect the health of consumers and workers by requiring the health and beauty industry to phase out the use of chemicals linked to cancer, birth defects and […]

Petunias Chemistry

Night Scents. ‘Petunias don’t wear watches, yet certain petunia species emit their floral fragrance as if they did. Just before dusk, they begin producing scent and continue fragrance output throughout the night. At dawn, they shut down scent production, becoming virtually scent-free during the day.’ Similar enzymes, different smells. ‘Petunia flowers and basil leaves use […]

Chemical World

Guardian Special Report: Chemical World. ‘They’re everywhere. In the cosmetics we use, the food we eat and the homes in which we live. Our daily lives are awash with chemicals.’