Posts

Aspirin Synthesis in a Teaching Laboratory

Aspirin, or acetylsalicylic acid, is a useful compound for introducing organic synthesis, stoichiometry, crystallisation and analytical chemistry. In a…

The Chemistry Behind Gundruk and Sinki

Gundruk and sinki are familiar fermented foods in Nepal, yet they also serve as practical examples of microbial ecology, food preservation, and chemical…

Using ion exchange to purify water in rural Nepal

Safe drinking water is a chemistry problem, a public-health issue, and a question of local infrastructure. In rural Nepal, a treatment method must work with…

A practical guide to separating plant pigments by column chromatography

Plant leaves contain several coloured molecules that absorb different wavelengths of light. Chlorophyll a and b give leaves their green appearance, while…

Formaldehyde in Australian Classroom Labs: Toxicity and Safety

Formaldehyde is a familiar sight in chemistry teaching spaces across Australia, from Year 11 practical sessions in a Brisbane state high school to third-year…

Dr Asha R. Thapa and the science of environmental evidence

Environmental analytical chemistry turns complex samples into reliable evidence. Water from a river, soil near an industrial site, or dust collected beside a…

Spotting Phenols in Plant Extracts with the Ferric Chloride Test

Phenols sit at the heart of why many native Australian plants smell sharp, taste bitter, or fight off microbes. Eucalyptus oil, lemon myrtle leaves, and the…

The Chemistry of Himalayan Salt: Composition and Trace Minerals

Few pantry items spark as much curiosity in Australian kitchens as the bag of blush-pink crystals sold as Himalayan salt. From the spice aisle at Woolies to…

Chemistry of Lithium-Ion Batteries: Electrode Materials and Reactions

Lithium-ion cells now power everything from smartphones to grid-scale storage, and understanding their inner workings is becoming essential knowledge for…

How to Synthesize Hexaamminecobalt(III) Chloride in the Laboratory

Coordination chemistry sits at the heart of modern inorganic research, and few teaching experiments capture its spirit as elegantly as the preparation of…