Categories
IYPT Elements

IYPT 2019 Elements 058: Cerium: Lighters, ovens and diesel

Element 58 in our International Year of the Periodic Table series is cerium. Cerium is the main metal in lighter flints, and is also found in ovens and diesel fuel.

Categories
Biochemistry Cosmetic Chemistry

The chemistry of henna

The Muslim festival of Eid al-Adha started on Sunday evening and runs through until Thursday. As part of the celebrations, some create impressively intricate art on their hands using henna. Here we take a look at the molecules in henna that allow it to be used as a dye, and how this process works.

Categories
IYPT Elements

IYPT 2019 Elements 057: Lanthanum: Camera lenses, hybrid vehicles, and swimming pools

Element 57 in our International Year of the Periodic Table series is lanthanum. The first of the lanthanoid series of elements, lanthanum and its compounds find use in camera lenses, hybrid vehicles, and swimming pools.

Categories
IYPT Elements

IYPT 2019 Elements 056: Barium: Fireworks and X-rays

Element 56 in our International Year of the Periodic Table series is barium. Barium is found in green fireworks, used in X-ray imaging, and also in drilling fluids.

Categories
ChemMonthly

#ChemMonthly July 2019: The age of the Moon and combatting skunk stench

Here’s the monthly summary of chemistry stories that have hit the news. This month features news on isotope evidence showing the Moon is older than previously thought, a compound that can remove the stench of skunk spray, and more! Larger summary images for each item are provided below, along with links to articles and studies […]

Categories
IYPT Elements

IYPT 2019 Elements 055: Caesium: Atomic clocks and explosive reactions

Element 55 in our International Year of the Periodic Table series is caesium. Caesium is used in atomic clocks and is the most reactive metal in the periodic table.