The coloured squares or stripes usually discovered on the backside of toothpaste tubes have been the topic of a lot hypothesis. These marks, generally known as “eye marks,” should not associated to elements or supposed for shoppers. As a substitute, they’re a part of the manufacturing course of, guiding sensors on the meeting line to correctly lower and fold the packaging. This ensures consistency and effectivity throughout manufacturing.
Correct and environment friendly packaging is essential for any product, notably in high-volume manufacturing. These marks facilitate a streamlined automated course of, minimizing errors and waste. This method finally advantages shoppers by retaining manufacturing prices down and making certain every tube is sealed appropriately, preserving the product’s integrity. Whereas varied theories about these markings persist amongst shoppers, their true perform is only technical.