John You are absolutely right, the magnetic field limits are all about cargo interfering with a planes navigation systems, and nothing to do with the effect on human's.
To carry Hazardous material, a cargo plane must be licensed and has an upper limit on how much mass it can carry. Very few combined passenger and cargo planes are licensed to carry Hazardous material. This can make finding an available plane to ship your goods quite tricky sometimes ! John Woodgate wrote: > I read in !emc-pstc that Robert Macy <m...@california.com> wrote (in > <001001c17ce1$8f8309e0$0ee10...@robert.macy.california.com>) about > 'IATA', on Tue, 4 Dec 2001: > >It is also interesting that 2mG limit closely approximates the "emotional" > >one established through epidemiological studies. > > I would think that the odd distance, 2.1 m, shows that the limit is > related to effects on aircraft instruments rather than anything else. > -- > Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk > After swimming across the Hellespont, I felt like a Hero. > > ------------------------------------------- > This message is from the IEEE EMC Society Product Safety > Technical Committee emc-pstc discussion list. > > Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ > > To cancel your subscription, send mail to: > majord...@ieee.org > with the single line: > unsubscribe emc-pstc > > For help, send mail to the list administrators: > Michael Garretson: pstc_ad...@garretson.org > Dave Heald davehe...@mediaone.net > > For policy questions, send mail to: > Richard Nute: ri...@ieee.org > Jim Bacher: j.bac...@ieee.org > > All emc-pstc postings are archived and searchable on the web at: > No longer online until our new server is brought online and the old > messages are imported into the new server. -- Andrew Carson - Product Safety Engineer, Xyratex, UK Phone: +44 (0)23 9249 6855 Fax: +44 (0)23 9249 6014 ------------------------------------------- This message is from the IEEE EMC Society Product Safety Technical Committee emc-pstc discussion list. Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ To cancel your subscription, send mail to: majord...@ieee.org with the single line: unsubscribe emc-pstc For help, send mail to the list administrators: Michael Garretson: pstc_ad...@garretson.org Dave Heald davehe...@mediaone.net For policy questions, send mail to: Richard Nute: ri...@ieee.org Jim Bacher: j.bac...@ieee.org All emc-pstc postings are archived and searchable on the web at: No longer online until our new server is brought online and the old messages are imported into the new server.