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.
Since the very first YouTube clip was posted 10 years ago on April 23, 2005 â an 18-second video titled âMe at the zooâ â the Internet has never been the same. If youâre playing a word-association game and that word is âYouTube,â words like âbabies,â âsloths,â âbreak-dancing,â âotters,â âcatsâ and âunicornsâ might come to mind. But when it comes to the most-viewed YouTube videos of all time, music is king. In fact, âCharlie Bit My Finger,â at the No. 11 spot, is the only non-music video in the top 25. Hereâs a look at the top 10. 1. âGangnam Styleâ â Psy (more than 2.3 billion) 2. âBabyâ â Justin Bieber featuring Ludacris ( more than 1.1 billion) 3.