Manufacturers like JPB Box use codes (e.g., B34P) for specific zip-lock bag sizes.
Standard ZIP files are identified by the "PK" hex signature ( 0x50 0x4B ), named after Phil Katz. B49zip
If your essay is broader, you should include the fundamental mechanics of the : Manufacturers like JPB Box use codes (e
Most ZIP files use the DEFLATE algorithm, which combines Huffman coding with LZ77. which combines Huffman coding with LZ77.