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Old 08-29-2013, 04:40 PM
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blackshire blackshire is offline
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Join Date: Jan 2009
Location: Fairbanks, Alaska
Posts: 6,507
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Quote:
Originally Posted by Ez2cDave
I never messed around with Zinc / Sulfur aka "MICROGRAIN" . . . I have heard that static electricity could set it off, right in your face.

http://www.raketenmodellbau.org/repository/archive/704
It is static-sensitive, yes. I believe Dr. Z (Dr. Jan Zigmund) used a deliberately "watered-down" (intentionally "oxidizer-rich" or "oxidizer-lean") zinc/sulfur mixture in his early Rapier single-use jet motors (Jetex replacement motors), but abandoned it because of the combination's sensitivity.
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