>>515
Each Full Charge powder bag had a 4.463 lbs. (2.1 kg) black powder bag igniter (primer patch).
The propellant charge was in four bags. Bags had a single 8.8 oz (250 gm) black powder igniter patch.

http://www.fischer-tropsch.org/primary_documents/gvt_reports/USNAVY/USNTMJ%20Reports/USNTMJ-200E-0240-0319%20Report%200-17.pdf

無知が口出すなよ