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发表于 6 天前 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
Rtsa Speaker Pelosi appoints GOP Rep. Kinzinger to Jan. 6 committee;   I will ... ensure we get to the truth
8 }# D4 Z2 s  g8 G; Q As students return to the classroom, schools are considering ways to prevent kids and staff from catching COVID-19.Paula Olsiewski is a biochemist and contributing scholar at the Johns Hopkins Center for Health Security at the Bloomberg School of Public Health. She s an expert in indoor air quality. If you are exhaling the COVID particles, the person next to you can be inhaling the COVID particles,  Olsiewski said.Olsiewski s stanley cup spain ays air quality monitors it s another tool in the toolbox as we continue through this pandemic. T water bottle stanley he doctors say  get a vaccine,   Olsiewski said.  Other people say  p stanley cups uk rotect yourself with a mask.  I do that. But cleaning the air and the room is the area that most people don t think about. The meters monitor temperature, humidity, and microscopic particles like pollen and cleaning chemicals. Through a cloud service, you re able to see how much is in a room. When it comes to preventing the spread of COVID-19 and other viruses, carbon dioxide is the element most schools will be focusing on.University of Colorado civil engineering professor Mark Hernandez says an installation in Colorado is among the largest serving as a national model for other school districts wanting to prioritize a healthy environment for students. CO2 in particular, it tells us how stale the air is,  Hernandez said.  If the air stale, there s a higher probability to see COVID because we exhale it. Senseware, a provider of air quality meters, says more than 500 schools across the nation ar Eltx Tick bites likely causing thousands to develop meat allergy) k" `; _1 m0 u& M1 }7 I1 X
As America reflects on the attacks that claimed thousands of lives in 2001, one retired navy admiral tells Newsy what he remembers the day a plane crashed into the Pentagon. There was this big, big boom, and I thought it was like an 18 wheeler, one of those big propane gas tank things that exploded,  retired Rear Admiral Terry Moulton said.  I didn t really realize that it was the plane hitting the Pentagon. Moulton worked in the Navy s Manpower and Reserve Affairs office on the other side of the building from where the plane struck that morning. I grabbed my stanley thermos mug  briefcase, and everybody started going down the stairwells,  Moulton said.  Can you imagine 23,000 people trying to make their way down the different stairwells  He made it safely outside the building after helping a few people in the stairwell, but others weren t so lucky. You could see just billowing 鈥?just smoke billowing up,  he said.  And about that time, you started to see some of the casualties coming out. I remember glancing over, and there was a man on the gurney, and he was holding his hands up. He was lying on the gurney and looking towards the sky, holding his hands up. And I thought it was a mannequin at the beginning because it just 鈥?he was burnt. And it was very quiet. And it was just, stanley botella  you know, so surreal. Moulton s military training kicked in, and he began helpi stanley water bottle ng medics as they set up a triage area in the parking lot. I bent down and helped a guy named John. I don t remember his last name, but smoke in
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