Once laden it is easy to regenerate the adsorbent and retrieve the adsorbed species as a gas.

‘Nobody of any elegance of manners can exist, where tradesmen, attornies, and mechanics have the pas.’

It was an evil day, sticky and leaden: Oxiana looked as colourless and suburban as India.

The Inquiry concluded that the last four months of her life had been spent in a black bin bag in the bath in an unheated bathroom, lying in her own urine and excrement.