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Thanks Noel, genius idea! > On 27 Nov 2018, at 15:07, Noel Jackson <[log in to unmask]> wrote: > > If you can get at a cylinder of CO2,wear cold-proof gloves, turn it upside down so you tap high pressure liquid rather than gaseous CO2, catch what comes out in a bag, you will have a snow of dry ice. Cooling is by adiabatic expansion. > Better if you can get a syphon cylinder and a proper nozzle but it can be done relatively safely as above. > I guess you could even use a CO2 fire extinguisher as long as you got it recharged. > Noel > > -----Original Message----- > From: psci-com: on public engagement with science [mailto:[log in to unmask]] On Behalf Of Adam Tozer > Sent: 27 November 2018 14:12 > To: [log in to unmask] > Subject: [PSCI-COM] Small Amount of Dry Ice Needed for a Sci-Comms Lesson > > Dear Psci-Com, > > I have been asked to give a talk on the brain to a class of 7yr olds. I would like to jazz up the lesson with some classic water-on-dry-ice smoke billowing out of containers effects. > > However, I no longer work in the lab so I don’t have access to the stuff anymore. > > Does anyone have a recommended place for sourcing small amounts of dry ice? I don’t want to spend nearly 30 pounds for 2.5 kgs when all I need is a beaker of the stuff. > > Alternatively does anyone live in the East Cambridge, Bury St. Edmunds area that can supply me with a small amount? > > Any help gratefully received. > > Best regards, > Adam Tozer > > ********************************************************************** > > psci-com how-to: > Once subscribed, send emails for the list to [log in to unmask] If not subscribed, either subscribe here https://www.jiscmail.ac.uk/cgi-bin/webadmin?A0=psci-com or send requests for items to be posted on your behalf to [log in to unmask] > > To unsubscribe (or silence messages while away) send an email (any subject) to [log in to unmask] with one of the following messages (ignoring text in brackets) > > • signoff psci-com (to leave the list) > • set psci-com nomail (to stop receiving messages while on holiday) > • set psci-com mail (to resume getting messages) > > Contact list owner at [log in to unmask] > Small print and JISCMail acceptable use policy https://sites.google.com/site/pscicomjiscmail/the-small-print > > Contact Jisc Helpline: Email: [log in to unmask], Telephone: 0300 300 2212 > > ********************************************************************** > > Noel Jackson > Head of Education > > International Centre for Life > Management Suite > Times Square > Newcastle upon Tyne > NE1 4EP > United Kingdom > > > Tel: +44 (0)191 243 8211 > Email: [log in to unmask] > > > Find out more about the International Centre for Life<http://www.life.org.uk/about> > > ________________________________ > Please consider the environment before printing this email > > Disclaimer > This email and any files transmitted with it are confidential and intended solely for individual(s) addressed in the message. > If you are not the named addressee you should not disseminate, distribute, copy or alter this email. Any views or opinions presented in this email are solely those of the author and might not represent those of International Centre for Life. > Warning: Although International Centre for Life has taken reasonable precautions to ensure no viruses are present in this email, the company cannot accept responsibility for any loss or damage arising from the use of this email or attachments. > > ********************************************************************** > > psci-com how-to: > Once subscribed, send emails for the list to [log in to unmask] If not subscribed, either subscribe here https://www.jiscmail.ac.uk/cgi-bin/webadmin?A0=psci-com or send requests for items to be posted on your behalf to [log in to unmask] > > To unsubscribe (or silence messages while away) send an email (any subject) to [log in to unmask] with one of the following messages (ignoring text in brackets) > > • signoff psci-com (to leave the list) > • set psci-com nomail (to stop receiving messages while on holiday) > • set psci-com mail (to resume getting messages) > > Contact list owner at [log in to unmask] > Small print and JISCMail acceptable use policy https://sites.google.com/site/pscicomjiscmail/the-small-print > > Contact Jisc Helpline: Email: [log in to unmask], Telephone: 0300 300 2212 > > ********************************************************************** ********************************************************************** psci-com how-to: Once subscribed, send emails for the list to [log in to unmask] If not subscribed, either subscribe here https://www.jiscmail.ac.uk/cgi-bin/webadmin?A0=psci-com or send requests for items to be posted on your behalf to [log in to unmask] To unsubscribe (or silence messages while away) send an email (any subject) to [log in to unmask] with one of the following messages (ignoring text in brackets) • signoff psci-com (to leave the list) • set psci-com nomail (to stop receiving messages while on holiday) • set psci-com mail (to resume getting messages) Contact list owner at [log in to unmask] Small print and JISCMail acceptable use policy https://sites.google.com/site/pscicomjiscmail/the-small-print Contact Jisc Helpline: Email: [log in to unmask], Telephone: 0300 300 2212 **********************************************************************