Update README.md

README.md

@@ -12,7 +12,7 @@ Fusion model:
  I used Delrin 6mm thick with epilog 120watts. The settings were 20% speed
  100% power, 500 frequency. 4 passes each piece. The material gets heated
  and need to take turns in cutting each piece. Had to do several tests to understan
- the settings of the laser cutter. While cutting, many 'angels
+ the settings of the laser cutter. While cutting, many 'angels'
  appear (flames).
  The fumes are very toxic. I will try to replace some parts with acrylic.
   
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