Fuel savings from thermostat setbacks have long been accepted as fact, but little documentation existed to support it.

The thoroughness required by your explicit instructions, together with the strong desire that these repeated canvassings should be executed in so careful a manner as to establish reliable data, has no doubt tended materially to produce the gratifying result.

Having conducted 15 negotiated rulemakings for five federal agencies, I expected OSHA to publish the rule in 2006.

The depth closed me round about.