What physical characteristic of a bottle can sometimes cause problems for optical sorting equipment at a Material Recovery Facility?
Answer
Crushing or flattening the bottle
Optical scanners used for sorting rely on the container's full shape to correctly identify the material, and crushing or flattening a bottle can interfere with this identification process.

Related Questions
What drawbacks did glass containers present before the widespread adoption of polymers?Which specific polymer revolutionized the industry, enabling the modern single-serving water bottle?In what year was the first plastic soda bottle introduced, marking a key advancement?When was the patent granted for the plastic bottle specifically made from PET material?What key combination of attributes did PET offer that was suitable for water and carbonated drinks?How does the long-term recyclability of glass bottles compare to PET bottles?During which two decades did the market for single-serving plastic bottled drinking water experience its real explosion in popularity?What significant logistical benefit did PET bottles offer compared to an equivalent volume of glass bottles?Which type of plastic is mentioned as being ideal for clear liquids like soda and water, contrasting with the opaque material used for milk jugs?What physical characteristic of a bottle can sometimes cause problems for optical sorting equipment at a Material Recovery Facility?