The National Aviation Company of India Ltd (NACIL), which runs national carrier Air India, said it has signed an agreement with aircraft engine- maker Pratt & Whitney to set up an engine-wash facility at the city's international airport. Besides engine-wash of the flag-carrier’s aircraft, the facility, to be set up at Mumbai International airport, would also undertake work from third parties, a company release said. Pratt & Whitney is a division of the US-based United Tech-nologies Corp. It runs the service under the brand name, EcoPower engine. The company claims that its EcoPower engine wash system reduces burns by 1.2 per cent.