Sample flow low addition

README.md

@@ -41,6 +41,7 @@ follow **operation procedure** section of this guide.
  * Measure the samples.
  * Evaluate the samples.
  * Print / upload the outcome.
+ * Set the sample flow low after finishing your sequence (will be automatic in future)
  * Check that the machine is clean once you finish.
  * Write a note into the logbook (its next to the machine, you will see notes from previous users there)