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Rocketry Glossary
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
HSA
Homeland Security Act; this Act made changes to Title 18 of the U.S. Code in sections 841 through 844; the primary change is the new requirement making a LEUP or LUP required for in-state purchase and use HPR motors (over 62.5 grams of propellant); such permits were previously required only if the purchase and/or use involved interstate commerce or transportation. See also LEUP
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