A plastic container used for storing food or water usually has a number 1,2,3,4,5,6 or 7 printed on it - Science - Materials Metals and Non-Metals

Question

A plastic container used for storing food or water usually has a
number 1,2,3,4,5,6 or 7 printed on it What is the significance of
these numbers

Ganti Amrutha Varshini · Accepted Answer

Dear student,
Refer below for above asked query;-
Those numbers are called as Resin identification number
The significance of number is that it provides the instructions for
the recycling materials

Hope this information will clear your doubts about topic

If you have any more doubts just ask here on the forum and our
experts will try to help you out as soon as possible

Regards

A plastic container used for storing food or water usually has a number 1,2,3,4,5,6 or 7 printed on it. What is the significance of these numbers.