ENGINEERING.com has updated it's forum.  To post a question please visit the new Ask@ Forum.   

With a database of over 10000 questions the library will remain available for an extended period.

Q&A


Jason
Why is mayo and ketchup packaged in those little tin/film like layers? View All


16 years ago - 5 months left to answer. - 2 responses - Report Abuse
Respond to question
    0      [lnkReport]        0       0       
Share |
  Responses


tom tom
There are two layers: First layer is the LDPE and it is mainly used as a heat sealer. The second layer is the thin metal foil and it is used to slow down and stop light decomposition. Moreover, foil is a sufficient and cost effective material to prevent leakage.



16 years ago

Source:
Best Answer

  0     0         

MR
The tin does not cost a lot
MR


16 years ago

Source:


  0     0         

ENGINEERING.com does not provide engineering advice. The Ask@ service is a forum for members to exchange ideas relating to the world of engineering. We caution users not to accept any responses that they receive without further validation, and not to rely on any engineering advice that they may get from other members of the Ask@ forum. ENGINEERING.com specifically disclaims any obligation to validate or verify any information posted within the Ask@ service. ENGINEERING.com encourages users to seek the services of a professional engineer for any engineering advice they may require.