From 8a502404fdfa85f8243f238dd76ac12a52dc7090 Mon Sep 17 00:00:00 2001
From: Camron Blackburn <camron.blackburn@cba.mit.edu>
Date: Mon, 23 Mar 2020 00:32:48 -0400
Subject: [PATCH] Update README.md

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 1b6162a..d0c92f1 100644
--- a/README.md
+++ b/README.md
@@ -57,6 +57,8 @@ measure filtration efficiency and pressure difference with non-biological colloi
 
 could also get away with only one OPC by adding a bypass around the test filter and a switch
 
+Ah - and add in a flowmeter after the second OPC sampler!
+
 
 ## equipment needed
 - nebulizer for aerosolization [^nebulizer]
-- 
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