Bureaucrats, checkuser, Administrators
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==Safety information== | ==Safety information== | ||
* ''' | * '''Don't touch the cooling system without asking first''' - overheating or rapid cooling can damage the laser. | ||
* | * '''Never leave the laser cutter unattended''' - Your material may ignite, and an unchecked fire in the laser cutter could be both dangerous and costly. We've also seen mirrors go out of alignment and cut into the cables. | ||
* '''In case of fire''' - Use the CO<sub>2</sub> extinguisher by the laser cutter first. Do not use the powder extinguisher unless you feel that you can't control the fire. '''Put it in the logbook''': tiny flames while cutting are normal; anything more must be reported. | * '''In case of fire''' - Use the CO<sub>2</sub> extinguisher by the laser cutter first. Do not use the powder extinguisher unless you feel that you can't control the fire. '''Put it in the logbook''': tiny flames while cutting are normal; anything more must be reported. | ||
* '''Never cut PVC or chlorinated plastic''' - You should always know what material you are cutting, and chlorinated plastics should be avoided because they release chlorine gas when cut. | * '''Never cut PVC or chlorinated plastic''' - You should always know what material you are cutting, and chlorinated plastics should be avoided because they release chlorine gas when cut. [[Laser_Cutter/Instructions#Chlorine_Testing_and_Material_Safety|Guidelines for how to test materials.]] | ||
* ''' | * '''You can't cut metal in the laser cutter''' - If you wish to mark the metal, please use [http://hpclaser.co.uk/index.php?main_page=product_info&cPath=2&products_id=17 Thermark/Cermark], or use anodised aluminium. | ||
==Using the laser cutter== | ==Using the laser cutter== | ||
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# Make sure you're familiar with the [[Laser_Cutter/Instructions|operating instructions]]. | # Make sure you're familiar with the [[Laser_Cutter/Instructions|operating instructions]]. | ||
# Look up the [[Laser_Cutter/Parameters|parameters]] for the material you're using. | # Look up the [[Laser_Cutter/Parameters|parameters]] for the material you're using. | ||
# | # [http://bit.ly/LaserLogbookForm Log your use] to help with the upkeep of the lasercutter. (Records can be viewed [http://bit.ly/LaserLogbook here].) | ||
# Pay for your usage - the cost is £5 per hour. | # Pay for your usage - the cost is £5 per hour. | ||