<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; color: rgb(0, 0, 0); font-size: 14px; font-family: Verdana, sans-serif; "><div>I have a friend who installed a used submarine exhaust fan for solvent extraction-it was mounted on a pivot so it could be closed in bad weather.</div><div><br></div><div>You will likely need advice/certification from health and safety officials-I am not sure who they are but an engineering company would know.</div><div><br></div><div>Lisa</div><div><br></div><span id="OLK_SRC_BODY_SECTION"><div style="font-family:Calibri; font-size:11pt; text-align:left; color:black; BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; PADDING-RIGHT: 0in; BORDER-TOP: #b5c4df 1pt solid; BORDER-RIGHT: medium none; PADDING-TOP: 3pt"><span style="font-weight:bold">From: </span> Henri Kuschkowitz <<a href="mailto:henri.kuschkowitz@gmail.com">henri.kuschkowitz@gmail.com</a>><br><span style="font-weight:bold">Date: </span> Wednesday, May 22, 2013 3:58 PM<br><span style="font-weight:bold">To: </span> Britta Evans-Fenton <<a href="mailto:technical@artengine.ca">technical@artengine.ca</a>><br><span style="font-weight:bold">Cc: </span> lab <<a href="mailto:lab@artengine.ca">lab@artengine.ca</a>><br><span style="font-weight:bold">Subject: </span> Re: [Lab] Laser Update<br></div><div><br></div><blockquote id="MAC_OUTLOOK_ATTRIBUTION_BLOCKQUOTE" style="BORDER-LEFT: #b5c4df 5 solid; PADDING:0 0 0 5; MARGIN:0 0 0 5;"><div><div><div>hey britta,</div><div><br></div><div>I have a friend that created a vortex for their cmc machine at industrial design carleton. i am frequently in contact and can ask some questions if you like.</div><div><br></div><div>cheers,</div><div>Henri</div><div><br></div><div><br></div><div>On 2013-05-22, at 3:22 PM, Britta Evans-Fenton <<a href="mailto:technical@artengine.ca">technical@artengine.ca</a>> wrote:</div><div><br></div><blockquote id="MAC_OUTLOOK_ATTRIBUTION_BLOCKQUOTE" style="BORDER-LEFT: #b5c4df 5 solid; PADDING:0 0 0 5; MARGIN:0 0 0 5;"><div> Hello All,</div><div> </div><div> I have another laser update for everyone.</div><div> </div><div> We are currently having filtration problems again, which has lead me securing a space near our space that has an external wall.</div><div> </div><div> PRO: we can now exhaust outside.</div><div> </div><div> CON: we now have to build something to vent outside</div><div> </div><div> CON: we will be limited to only engraving all items after work hours.</div><div> </div><div> PRO: we will no longer have to worry about someone booking the lab to discourage the use of the laser.</div><div> </div><div> </div><div> Also we have brought up the question as to whether we need to filter for the acrylic. </div><div> Is it better to fill the air with plastic or our landfills with the HEPA filters full of it. Especially at this rate, we are going through one a month or so.</div><div> </div><div> Any feedback would be greatly appreciated!</div><div> Also is anyone interested in helping the design and build of the exhausted if it goes ahead.</div><div> </div><div> Please do not use the laser for the time being, I will update you shortly.</div><div> Britta</div><div> </div><div> </div><div> _______________________________________________</div><div> Lab mailing list</div><div> 1. subscribe <a href="http://artengine.ca/mailman/listinfo/lab">http://artengine.ca/mailman/listinfo/lab</a></div><div> 2. then email <a href="mailto:Lab@artengine.ca">Lab@artengine.ca</a></div></blockquote><div><br></div><div>_______________________________________________</div><div>Lab mailing list</div><div>1. subscribe <a href="http://artengine.ca/mailman/listinfo/lab">http://artengine.ca/mailman/listinfo/lab</a></div><div>2. then email <a href="mailto:Lab@artengine.ca">Lab@artengine.ca</a></div><div><br></div><div><br></div></div></div></blockquote></span></body></html>