diff --git a/electronics_production/index.html b/electronics_production/index.html
index e6d6b59c59c89f26b8a28e012e1478b522032006..3563e63e39d4c66958467d991bc7bc443ff6ec33 100755
--- a/electronics_production/index.html
+++ b/electronics_production/index.html
@@ -42,7 +42,7 @@
       nesting
       <a href=http://sibusaman.fabcloud.io/doublepcb/>registration</a>
    <a href=http://fab.cba.mit.edu/classes/863.17/Harvard/people/HonghaoDeng/project-3/project-3.html>vinyl cutter</a> <a href=http://fab.cba.mit.edu/classes/863.17/Harvard/people/HonghaoDeng/project-9/project-9.html>flex</a> <a href=http://fab.cba.mit.edu/classes/863.17/CBA/people/tomasero/index.html>connections</a> <a href=http://fab.cba.mit.edu/classes/863.18/Harvard/people/victoria/week_04.html>encapsulation</a> <a href=http://fabacademy.org/2019/labs/kamplintfort/students/alessandra-crotty/week6.html>milling</a>
-   <a href=http://fabacademy.org/archives/2015/doc/fiber-laser-cutting-pcb.html>laser cutter</a> <a href=https://github.com/sphawes/fiber-laser-pcb-fab>engraver</a> <a href=https://fab.cba.mit.edu/classes/863.22/CBA/people/Wedyan/LIG.html>LIG</a>
+   <a href=http://fabacademy.org/archives/2015/doc/fiber-laser-cutting-pcb.html>laser cutter</a> <a href=https://github.com/sphawes/fiber-laser-pcb-fab>engraver</a> <a href=https://github.com/mikeysklar/cnc-fiber-laser-pcb>combined</a> <a href=https://fab.cba.mit.edu/classes/863.22/CBA/people/Wedyan/LIG.html>LIG</a>
    <a href=http://fab.cba.mit.edu/classes/863.19/CBA/people/joaowilbert/week6/>printing</a> <a href=https://www.voltera.io/product/pcb-printer>conducting inks</a>
    <a href=https://www.google.com/search?q=electroplating>plating</a>
    <a href=http://cba.mit.edu/docs/papers/00.07.E-broidery.pdf>sewing</a>
@@ -98,6 +98,7 @@
       reflow
          <a href=https://academany.fabcloud.io/fabacademy/2024/bootcamp-instructors/workshops/Soldermask/>stencil</a>
          <a href=hotair.jpg>hot air</a>, <a href=hotplate.jpg>hot plate</a>, oven, IR
+         FR1 vs FR4
       <a href=https://www.amazon.com/s?k=magnifying+lamp>magnifying</a>
    stuffing
       component orientation