And as one who doesn't do valve design, drilling bits, precision flow monitoring or pigging equipment, lots of the kit on display at the Offshore Europe exhibition in Aberdeen this week leaves me a bit cold.

BBC: Aberdeen's pipeline of solutions

Directional drilling, bits, submersible pumps, pressure pumping, oilfield chemicals (which is about to be huge, as shale wells get frakked)--they do it all.

FORBES: Mountains and Molehills

Under drilling services the company provides drill bits, drilling fluid systems, completion systems, and integrated project management for well construction projects.

FORBES: Pronounce It 'Shlum-Bur-Zhay' And Value It At $106

Drilling engineers use tons of a thick fluid called drilling mud to lubricate drill bits as they chew through rock.

FORBES: Blowout Suspected in Transocean Rig Explosion