Smiths Group PLC is a United Kingdom-based company which designs, manufactures and delivers engineering solutions for mission-critical applications across a range of markets, including energy, process industries, aerospace and construction. The Company's businesses include John Crane, Flex-Tek and Smiths Detection. John Crane business designs and manufactures mechanical seals, seal support systems, power transmission couplings and specialized filtration systems. Smiths Detection business designs and manufactures sensors and systems that detect and identify explosives, narcotics, weapons, chemical agents, biohazards and contraband. Flex Tek House business provides engineering solutions for the management of liquids and gases. It provides high-and low-pressure tubing and ducting for fluid conveyance in aerospace applications. It also provides a range of heating elements, gas piping, flexible and metal ducting for heating, ventilation and air conditioning (HVAC) systems.