Merge branch 'master' of https://gitlab.cba.mit.edu/palomagr/wood-pulp-filter

README.md

@@ -40,7 +40,7 @@ FDM 3D printed masks are slow to produce and have a porosity bigger than >0.1um,
 
 ## Current Development
 
-<img src="images/l1_0.jpg"  width="400" >
+<img src="images/l5_0.jpg"  width="400" >
 
 ### Raw Material