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Universal Product Code

technology Maturity 7-9

You see black lines on food.

UPC-A-036000291452.svg
UPC-A-036000291452.svg
These lines are a code. They help stores know what you buy. The lines have numbers under them too. They make shopping very fast. Do you see these lines at the store?

39 words
🖼️ Images & Media (50)
File:UPC-A-036000291452.svg
UPC-A-036000291452.svg
File:UPC HKB.png
UPC HKB.png
File:UPC-A.png
UPC-A.png
File:UPC-E.png
UPC-E.png
File:UPC-A Q.svg
UPC-A Q.svg
File:UPC-A S.svg
UPC-A S.svg
File:UPC-A L0.svg
UPC-A L0.svg
File:UPC-A L1.svg
UPC-A L1.svg
File:UPC-A L2.svg
UPC-A L2.svg
File:UPC-A L3.svg
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File:UPC-A L4.svg
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File:UPC-A L5.svg
UPC-A L5.svg

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📚 Content adapted from Wikipedia | Readability: FK 10.7 | Vital Level 5