Search results for “air transportation”

How do air filters work?

How do filters remove particles from the air and reduce exposure - especially the small ones? As this Risk Bites primer shows as it dives into the science of aerosol particle capture, it may not be how you think! Air filters are an important tool for protecting health, improving air quality, and

Acapela Transport accompanies you in Public Transport

Hear all about our Business Unit Acapela Transport & enjoy a talking ride with our smart voices in our short animation. Full info: http://www.acapela-group.com/real-time-passenger-information-for-public-transport-acapela-group-reinforces-its-position-with-a-dedicated-organization-acapela-transport/

How to find radioactive substances in the air

There are various methods for measuring radioactivity in the air. With the help of trace analysis, even very low concentrations of radioactivity in the air can be detected. In the video, Jacqueline Bieringer explains how to detect radioactive substances in the air. Original: "Federal Office for Rad

An Animated History of Transportation

Ever since the first hominids left Africa, human beings have been on the move. The canoe was invented in 8,000 B.C. and the first form of public transportation was a stagecoach operated in Paris in 1662. Fast forward to today's self-driving car prototype, and it's clear just how far we've come. Wat

Causes of air pollution

Air pollution has many causes. The biggest polluter is energy production, with two-thirds of particulate emissions coming from coal-fired power plants. Road traffic and factory farming in agriculture also contribute to this. Author: 3sat/nano/Labo M/Johan von Mirbach/Chris Caliman/Christoph Valenti

How to Construct an Air Horn

Follow us on Twitter!! http://twitter.com/householdhacker Live: http://www.ustream.tv/channel/household-hacker-live Today we'll show you how to make an earsplitting air horn using these materials: 1 Balloon or Latex Glove 1 Medicine Bottle 1 Rubber Band 1 Straw or cylindrical hollow object that ca