test results from Hartsel launch

[web/gag.com] / rockets / research / 2017-batch-02.mdwn

diff --git a/rockets/research/2017-batch-02.mdwn b/rockets/research/2017-batch-02.mdwn
index faabcef18f70628a9142bf2e56dcfc57196367f9..9825e386a49330c44f5b5043ff07167a0f316865 100755 (executable)
--- a/rockets/research/2017-batch-02.mdwn
+++ b/rockets/research/2017-batch-02.mdwn
@@ -41,6 +41,12 @@ These igniters were made on 17 May 2017.
 
 ## Results ##
 
+They didn't work.  The basic problem is that the pyrogen on the Chinese 
+e-matches is aggressive enough that they blow the end of the epoxy fire
+cylinder apart without igniting the rest of the igniter.  Might be worth
+trying again using home-made bridge wires on shooter wire ends instead of 
+starting with a commercial e-match?
+
 ## Observations ##
 
 A 10g batch was just enough to make up 6 igniters, and the pot life seemed