From 213dd2fb929d848f0c76d8d88cb4c27df996ff78 Mon Sep 17 00:00:00 2001
From: Nicolas Mounet <nicolas.mounet@cern.ch>
Date: Thu, 27 May 2021 13:44:03 +0200
Subject: [PATCH] Modifying eta_inhale of Type I measured mask according to
 CERN report

---
 cara/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cara/models.py b/cara/models.py
index 620e6ca4..f95e28ed 100644
--- a/cara/models.py
+++ b/cara/models.py
@@ -555,7 +555,7 @@ _MaskBase.types = {
         η_inhale=0.865,  # (94% penetration efficiency + 8% max inward leakage -> EN 149)
     ),
     'Type I measured': MeasuredMask(
-        η_inhale=0.3,  # (Browen 2010)
+        η_inhale=0.5,  # (CERN-OPEN-2021-004)
     ),
     'FFP2 measured': MeasuredMask(
         η_inhale=0.865,  # (94% penetration efficiency + 8% max inward leakage -> EN 149)