said by patcat88:A cig lighter (yes, your house and the whole neighborhood will burn Chicago style if you do this) will quickly blunt the tip if it is a problem. If there is a flame, blow it out. You can do the same thing thing to stop certain plastic ropes from unraveling when knots are unfeasible.
Your average CO/Headend/Data centre manager may frown upon this practice, given how sensitive the smoke detection systems are...
If you just use the proper tools and techniques in the FIRST place, it's a non-issue down the road...