Meteorological Balloons
Hydride Charges M1/-305/TM or ML-305A/TM or with Calcium Hydride Charges ML-305/TM or ML-305A/TM in combination with Calcium Hydride Charges ML-304/TM or ML-304A/TM to produce hydrogen gas necessary to inflate 350-gram balloons. 6. &.…
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Free 72-hour kit. A short checklist PDF for the first three days, if you want a next step after this manual.
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