diff --git a/AirQualityDoc.pdf b/AirQualityDoc.pdf
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diff --git a/docs/.~lock.AirQualityDocs15.odt# b/docs/.~lock.AirQualityDocs15.odt#
deleted file mode 100644
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--- a/docs/.~lock.AirQualityDocs15.odt#
+++ /dev/null
@@ -1 +0,0 @@
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