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Title Scope: Nitrogen
Published Australia : TEN, 2011
Online access available from:
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Description 1 streaming video file (24 min. 2 sec.) ; 143910203 bytes
Summary It is crucial to life, fertilizer and fireworks. We all live in it, but just how much do you know about Nitrogen? This week on Scope we find out how airbags work, we take a trip to the dentist to investigate laughing gas, and Dr. Rob plays around with some liquid nitrogen! NITROGEN 101Nitrogen is all around us, but how much do you really know about it? Let Dr. Rob school you in all things nitrogen and find out why this element is so important.SCUBA DIVINGNitrogen is essential for scuba diving. Paul Leslie from Dive Instruction Services shows us how he gets the right balance of oxygen and nitrogen in diving tanks so divers can safely breathe underwater.EXPERIMENT: UREABella experiments with the nitrogen compound, urea, and discovers how it can change the temperature of water.AIRBAGSWhen cars hit obstacles with enough force it sets off an airbag. Steve Spaulding, from RACQ, explains the role nitrogen plays in inflating airbags and saving our lives.DENTIST GASLaughing Gas might sound hilarious but this nitrogen based product helps Dr. Karuna Khatri from Dental Pearls, keep her patients relaxed during dental procedures. NITROGEN IN PLANTSPlants can't survive without nitrogen, but how do they actually get it? Trevor Garnett, a Plant Physiologist from the Australian Centre for Functional Genomics, studies how plants take in nitrogen and is working out ways for them to absorb more.So take a big breath and join Dr. Rob as he once again proves that the ordinary really does become extraordinary, under the SCOPE
Event Broadcast 2011-05-21 at 09:00:00
Notes Classification: G
Subject Nitrogen fertilizers.
Nitrogen oxides -- Absorption and adsorption.
Nitrogen oxides.
Nitrogen -- Metabolism.
Form Streaming video
Author Bell, Robert, host