WHAT iM ASKING FOR IS ONLY THE DESIGHN PART

its about NBL WATER ROCKET (BOTTLE OF WATER)

WHAT iM ASKING FOR IS ONLY THE DESIGHN PART

and where did I motivate my design from as well the design details in words

I will upload more structure to make it clear to you
as its a report but im only doing the small bet of it which is the design details and where did i get motivated from
note: its not an esaay as im only doing a part of the report
thank you

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