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As her “Today” family dubbed her final day, “It’s a Hoda-bration!” Hoda Kotb was fêted on Friday during her last day hosting “Today” after 17 years at the show. Kotb announced her ...
It’s Craig Melvin’s first day on the job!. The anchor made his debut as co-anchor of the Today show alongside Savannah Guthrie on Monday, Jan. 13. He took over the role from Hoda Kotb, who ...
It is used in air conditioning equipment, as an automobile supercharger (where it is known as a scroll-type supercharger) and as a vacuum pump. Many residential central heat pump and air conditioning systems and a few automotive air conditioning systems employ a scroll compressor instead of the more traditional rotary , reciprocating , and ...
It’s the start of a new era on the Today show. After Hoda Kotb exited the NBC morning show on Friday, Jan. 10, Craig Melvin took over her co-anchor spot on Monday, Jan. 13. His co-anchor ...
Rooftop HVAC unit with view of fresh-air intake vent Ventilation duct with outlet diffuser vent. These are installed throughout a building to move air in or out of rooms. In the middle is a damper to open and close the vent to allow more or less air to enter the space.
Single-stage vacuum pumps typically produce vacuum to 35 torr (mm Hg) or 47 millibars (4.7 kPa), and two-stage pumps can produce vacuum to 25 torr, assuming air is being pumped and the ring-liquid is water at 15 °C (59 °F) or less. Dry air and 15 °C sealant-water temperature is the standard performance basis, which most manufacturers use for ...