Arsenic (As)

Elements by BBC

Aug 31, 201630:00Business

The macabre poison we know from crime novels and history books has some surprising modern uses. Justin Rowlatt travels the Subcontinent - first to India's Forest Research Institute in the Himalayas where Sadhna Tripathi...

Related Episodes

Continue listening to more episodes from Elements.

Obscure Elements

Sep 28, 2016 - 30:00

In the final programme in our Elements series, Justin Rowlatt looks at the rarest and oddest members of t...

Gold (Au)

Sep 21, 2016 - 29:59

Why do we value this practically useless metal so highly? And does it bring out the worst in human nature...

Thorium (Th)

Sep 16, 2016 - 29:58

This radioactive metal holds the promise of thousands of years of energy for the world. But is it really...

Platinum group (Pt, Pd, Ru, Rh, Os, Ir)

Sep 7, 2016 - 30:00

Six extremely rare metals that clean your car exhaust and turbocharge industrial chemistry, but which are...

Silver (Ag)

Aug 24, 2016 - 29:57

The shiniest and showiest of metals is still mainly used in silverware. But it also has some surprisingly...

Iodine (I)

Aug 17, 2016 - 29:59

Why does iodine deficiency still blight children in developing countries like India? Justin Rowlatt trave...

Hydrogen (H) - fusion

May 31, 2016 - 30:00

Could we finally be about to crack this source of potentially unlimited clean energy - thanks in part to...

Cadmium (Cd)

May 25, 2016 - 30:01

This toxic metal is slowly being phased out of our lives. But as presenter Justin Rowlatt discovers, whil...