The official name is MRSA, M-R-S-A - a highly drug-resistant staph infection that's challenged researchers for most of this decade.

NPR: Tracking a New Strain of Drug-Resistant Staph

The purchases included the Canada-based R Wales group of companies, which makes specialist rubber and wear resistant linings for the mining, minerals processing and oil sands industries.

BBC: Weir Group in ?55m spending spree