Wirecutter: The Best Air Purifier

By Tim Heffernan Updated March 7, 2023   Photo: Connie Park FYI We have tested and reviewed the Molekule Air Pro and Air Mini+, and will be reviewing several other purifiers soon. March 2023 [Sign up for Wirecutter’s newsletter to get independent reviews, expert advice, and the very best deals sent straight to your inbox.]Air purifiers

Pioneering Moses Lake flight uses hydrogen to power regional airplane

Universal Hydrogen on Thursday morning flew a regional airliner with a 40-passenger capacity using hydrogen fuel cell propulsion. The airplane took off at 8:41 a.m. from Grant County International Airport and flew 15 minutes. The flight… (Universal Hydrogen By  Dominic Gates  Seattle Times aerospace reporter MOSES LAKE — A small crowd of investors, airline representatives

SFO | Noise Insulation Program | Insulation initiatives to reduce noise

The SFO NIP is broken down into 3 initiatives: the Second Chance Initiative (SCI), the Expanded Eligibility Initiative (EEI), and the Repair or Replacement Initiative (RRI). The NIP has included the installation of windows, doors, and ventilation systems in eligible homes. The total program expenditure to date exceeds $190 million. Insulation initiatives to reduce noise

Look at how the Boeing 747 has changed since 1968

Jan. 29, 2023 at 4:00 am Updated Jan. 29, 2023 at 12:09 pm By  Mark Nowlin Seattle Times lead graphic artist After 54 years in production, Boeing’s last 747 will be handed off to its new owner later this week. This timeline captures all the ways the iconic plane has changes since its first flight. FOR MORE ON BOEING’S

Everything you need to know about foam insulation

Insulating a home is an important step in the building process. Thirty-seven years ago, I installed foam insulation in a residential large room addition project. The homeowner was in the poultry business, supplying chickens to the best restaurants and butcher shops in the area. He had deep experience with foam insulation because it was used