bec7b2a4_Lasercutter___Noisebridge__Cause_Consequence
[Material] PVC (Poly Vinyl Chloride)/vinyl/pleather/artificial leather/Moleskine notebooks [DANGER!] Emits pure chlorine gas when cut! [Cause/Consequence] 
Don't ever cut this material as it will ruin the optics, cause the metal of the machine to corrode, and ruin the motion control system.
Lasercutter - Noisebridge