Beginning in 2004 Currie and his scientists spent three years concocting an undisclosed blend of chemicals and additives mixed into a capsule with the active drug.

FORBES: Brains Over Guts

Another stock being shown the exits from the M100 portfolios is Houston-based Lyondell Chemical Company, a maker of a wide range of chemicals from gasoline additives like MTBE and ethylene to fragrances and flavors.

FORBES: Magazine Article

Great Lakes produces bromine-based flame retardants for plastic resins, polymer additives, fine chemicals for drug production and swimming pool chemicals.

FORBES: Paddling Upstream

French government scientists found that Mr Mas' implants contained the chemicals baysilone, silopren and rhodorsil - normally used as fuel additives or in the manufacture of industrial rubber tubing.

BBC: PIP breast implant boss Jean-Claude Mas leaves custody

Warwick managing director and chief executive Bob Ellis said: "We see China as a great opportunity for our company both in terms of sourcing speciality chemicals for our European distribution businesses and as an emerging market for our detergent additives manufactured in Wales".

BBC: NEWS | UK | Wales | Morgan unveils Shanghai offices