Fumes from lased materials.The kit should be well ventilated when in use.
High intensity laser light.The laser should not be viewed with the naked eye when in operation.
Heat.The kit will release heat when in use and should be cooled and monitored.
It was proposed that the cutter is moved to under the left-side window, near to entrance to the floor toilet since entilation and cooling is a better fit here
<gallery> File:Cutter proprosed.jpg|Wireframe shown includes rear fanblock File:Laser cutter installed.jpg|Test-fitted on wooded shelving File:Laser cutter rear.jpg|Position of vents relative to window (that now opens unimpeded) </gallery>
The cutter is currently inoperative but has been moved to the window location where a shelf has been installed. Nordin is currently measuring up a panel that will house the external-facing fans/vents under the window pane and will email progress to the maillist.
We have successfully driven the laser with https://www.scorchworks.com/K40whisperer/k40whisperer.html.