(5) Provide high efficiency of operation, resulting in very substantial savings in fuel costs. ... The number of people affected has risen 50% in the past 15 years, and the Public Health Service warns this may ... These studies and tests took much time until, in 1971, Honeywell produced a new control, the so-called DSI ( Direct Spark Ignition). ... These points have to be laid down in the operating manual.
|Title||:||Autumn Research Meeting. Discussions|
|Author||:||Institution of Gas Engineers|