While aspects of the process can help you determine what chemicals are in the air, ambient air monitoring should also give you a clear picture of oxygen levels. One of the keys to effective ambient air monitoring is choosing the correct locations to analyze. In outdoor environments, it can be much more difficult to pinpoint danger zones, so it is crucial to select sites that will give you accurate readings on the areas as a whole.
Longest YouTube Video Ever Will Take You 23 Days To Watch. Jonathan Harchick has created and uploaded the longest YouTube video of all time, clocking in at 571 hours, 1 minute and 41 seconds. He says, I challenge anyone to try and make a longer video.. By Megan O'Neill.
The longest solid Dream Theater song is Octavarium (23:59). The DT song In the Presence of Enemies is over 26 minutes long, but is broken into 2 parts on the studio album. A Change of Seasons is also quite long, at 23:06. The progressive trash death metal band Meshuggah has the song I (21:00) and Catch-33 (47:09).