
Chemistry in its element
627 episodes — Page 3 of 13
Epoxies: Chemistry in its Element
Epoxies – including hard-wearing resins and strong adhesives – can be found almost everywhere, from your household white goods to the Large Hadron Collider. And the aroma of these compounds cemented their place in Brian Clegg's childhood memories.
Levulinic acid: Chemistry in its element
How one footballer's climate concerns led to the creation of a green chemistry company: Mike Freemantle discovers the story of Mathieu Flamini, GFBiochemicals and levulinic acid.
Furanocoumarins: Chemistry in its element
Florence Schechter discovers how a seemingly healthy grapefruit-based breakfast could disrupt your daily drugs
Phenolphthalein: Chemistry in its element
Kat Arney gets to the bottom of the story of phenolphthalein – a chemical with two very different uses. If you've measured pH in a classroom or had some trouble in the bathroom, you may have met this compound before.
Caryophyllene: Chemistry in its Element
A biologically active compound from the biblical balm of Gilead, said to 'heal the sin-sick soul'
Anatoxin-a: Chemistry in its element
Gege Li on the compound formerly known by the no-nonsense name 'very fast death factor'
Colchicine: Chemistry in its element
Florence Schechter introduces an ancient, but effective, treatment for painful attacks of gout
Indigo: Chemistry in its element
What links blue jeans to ancient British warriors? Mike Freemantle discovers the blue dye with a colourful history
Pentylone: Chemistry in its element
The latest in an alarming trend of novel psychoactive substances being mis-sold at festivals as traditional street drugs, putting users at risk
Antihistamines: Chemistry in its element
As hayfever season comes to a close, Katrina Krämer examines antihistamines. From calming down a hyperactive immune system to increasing cognitive abilities, these small molecules have a big impact.
Thaumetopoein: Chemistry in its element
Kat Arney finds out about the 'toxic caterpillar' chemical that will make your skin crawl
Ethyl iodoacetate: Chemistry in its element
Michael Freemantle introduces a tear gas used by the British army in the first world war, picked, in part, because of our access to seaweed
Benzaldehyde: Chemistry in its element
Brian Clegg on the almond flavour compound that gives your taste buds a treat and may help rescue survivors from a disaster
Asbestos: Chemistry in its element
How the 'world's most wonderful mineral' became one of the world's biggest health hazards
Bilirubin: Chemistry in its element
Kat Arney investigates the chemicals responsible for giving bruises their hue and colouring your poo
Naloxone: Chemistry in its element
Katrina Krämer examines the overdose antidote that has saved tens of thousands of lives
Fentanyl: Chemistry in its element
A 1960s breakthrough in pain relief that now fuels the opioid crisis
Lanolin: Chemistry in its element
How a waxy mixture from a sheep's fleece helped create a global fashion brand
Cannabidiol: Chemistry in its element
Ben Valsler with the story of Charlotte Figi, Dravet syndrome and the cannabis compound controlling her condition.
Potassium sulfide: Chemistry in its element
Brian Clegg on a compound that keeps us well fed and looking radiant
Warfarin: Chemistry in its element
Katrina Krämer asks if an essential blood-thinning medicine ended Joseph Stalin's 30-year rule over the Soviet Union
Kerosene: Chemistry in its element
Discover bat-borne-bombs and a classic chemistry textbook, as Mike Freemantle examines the history of kerosene
Iron sulfides: Chemistry in its element
One mineral form may look like gold, but Brian Clegg isn't fooled by the value of iron sulfides
Spidroin: Chemistry in its Element
From tacky Hallowe'en decorations to the stuff of an arachnophobe's nightmares, spiders don't have the greatest reputation. But, as Kat Arney is here to prove, there's fascinating chemistry at work in their webs.
Piperine: Chemistry in its element
Jamie Durrani on the compound that gives pepper its characteristic kick
Potassium bitartrate: Chemistry in its element
Brian Clegg with the winemaking byproduct that may be lurking in your larder
Twistacenes: Chemistry in its element
Kat Arney discovers the strange things that happen when organic compounds go round the twist
Calcium hypochlorite: Chemistry in its element
A component of 'trench atmosphere' and 'the most powerful antiseptic known', Mike Freemantle explores calcium hydroxide and the birth of a chemical dynasty
Indium tin oxide: Chemistry in its element
Swipe, tap, pinch, poke and prod – Neil Withers gets hands on with touchscreen material indium tin oxide, ITO
BaZnGa: Chemistry in its element
Science imitates art imitating science, as sitcom The big bang theory inspires the creation of a new compound
Triamcinolone: Chemistry in its element
Concluding our pair of podcasts on a recent cycling scandal, Ben Valsler looks at the steroid triamcinolone
Acetylcysteine: Chemistry in its element
Acetylcysteine is a versatile drug, helping manage lung conditions and treat paracetamol overdose. But, as Ben Valsler discovers, it has found itself at the centre of a cycling controversy
Curare and ouabain: Chemistry in its element
Jamie Durrani presents a pair of plant-based poisons
Gutta percha: Chemistry in its element
Kat Arney wraps herself around the tree sap that saved transatlantic telecommunications
Maitotoxin: Chemistry in its element
A giant marine toxin with a total synthesis story to tell
Astaxanthin: Chemistry in its element
Colourful crustaceans and the story of a ubiquitous biological pigment
Melanin: Chemistry in its element
Kat Arney investigates the biological pigment that links sun tanning, squid ink and browning bananas
Oganesson: Chemistry in its element
We speak to Yuri Oganessian about the element that bears his name
Tennessine: Chemistry in its element
Three Tennessee institutions contributed to the discovery of element 117, now fittingly named tennessine
Livermorium: Chemistry in its element
Meet the Mayor of Livermore, California, and discover how his city has been immortalised on the periodic table
Moscovium: Chemistry in its element
The US-Russian collaborative superheavy element 'factory' strikes again, but only 100 atoms of element 115 have ever been observed
Flerovium: Chemistry in its element
How 'hot fusion' research saw an end to cold war tensions
Nihonium: Chemistry in its element
We catch up with the changes in the periodic table. This time, Kit Chapman discovers the element that realised a Japanese national dream
Strontium aluminate: Chemistry in its element
Brian Clegg illuminates a glow-in-the-dark compound that defies naming conventions
Topaz: Chemistry in its element
Mike Freemantle brings us a sparkling mineral and a tale of derring-do on the high seas
Methaemoglobin and diaphorase 1: Chemistry in its element
Kat Arney discovers the biological chemistry behind a colourful blood disorder
Fructose: Chemistry in its element
Super-sweet and packed with preserving power, Mike Freemantle discovers that fructose can help keep things fresh long after the sell-by date
TEMPO – (2,2,6,6-tetramethylpiperidin-1-yl)oxyl: Chemistry in its element
Katrina Krämer speaks to organic chemist Daniel Allwood about a multi-talented molecule that proves that not all radicals live up to their name
Aluminium chloride: Chemistry in its element
Brian Clegg becomes a sleuth to investigate the uses of a deceptively simple Lewis acid
Acesulfame potassium: Chemistry in its element
Mike Freemantle discovers a sweet solution to monitoring contaminated water