Sorry, I missed the part on why can't students use no-clean fluxes. And wouldn't using no-cleans help send a message about our obligation to protect the environment, rather than the "aww don't worry mate, we're only polluting a bit" message you're posting? David Whalley wrote: > We have finally run out of freon for our Surf Systems vapour phase > soldering machine. The machine is only used for student labs and the > occaisonal tricky soldering job, so I havn't felt too guilty about our > using up what we had (I think we must have averaged less than a > litre/year), but we now need to find a suitable alternative. Can anyone > comment on their experience with alternative secondary vapour materials in > this type of small batch machine? > > Thanks, > > David Whalley > Senior Lecturer > Wolfson School of Mechanical and Manufacturing Engineering > Loughborough University > Loughborough > Leics LE11 3TU > UK > > Tel. +44(0)1509 227661 > Fax. +44(0)1509 227648 > > [log in to unmask] > http://www.lboro.ac.uk/icg > > --------------------------------------------------------------------------------- > Technet Mail List provided as a free service by IPC using LISTSERV 1.8d > To unsubscribe, send a message to [log in to unmask] with following text in > the BODY (NOT the subject field): SIGNOFF Technet > To temporarily halt delivery of Technet send the following message: SET Technet NOMAIL > Search previous postings at: www.ipc.org > On-Line Resources & Databases > E-mail Archives > Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional > information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 > --------------------------------------------------------------------------------- --------------------------------------------------------------------------------- Technet Mail List provided as a free service by IPC using LISTSERV 1.8d To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt delivery of Technet send the following message: SET Technet NOMAIL Search previous postings at: www.ipc.org > On-Line Resources & Databases > E-mail Archives Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ---------------------------------------------------------------------------------