From 6b671e9b32d069b921383f93ec496260b22317e9 Mon Sep 17 00:00:00 2001
From: Camron Blackburn <camron.blackburn@cba.mit.edu>
Date: Thu, 19 Mar 2020 02:53:55 -0400
Subject: [PATCH] Update README.md

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index bdd4141..512c865 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,7 @@ so we're targeting filter material able to block particles with minimum ~0.25um
 ### conventional test methods
 - Henderson apparatus: generates closed circuit microbial aerosols from a Collison nebulizer at a controlled humidity 
    - Collison nebulizer - generally a pneumatic atomizer [^collisonNebulizer]
+   - ![](henderson_apparatus.png)
 - mobile henderson appartus 1968 [^henderson]
 
 performance difference between pleated hydrophobic filters and electrostatic filters??
-- 
GitLab