May 2003
No 5

Special delivery
Molecular 'combs' with a soluble polymer backbone and hydrophobic pendant molecules as the teeth promise to improve drug delivery.
Making it with polymers
As the RI Christmas lecturer, Tony Ryan brought polymers to the nation's TV screens. Emma Davies caught up with him.
The father of physical chemistry
Wilhelm Ostwald, best known for his work on catalysis and chemical affinity, was born 150 years ago this year. Michael Sutton describes the life of this energetic man.

Cleaner waters
How do water companies ensure that the water that we drink is wholesome and our waste water is clean enough to be released into rivers and seas? Martin Kimber explains all.

