Mayhaps get an account with ImportYeti (yes I promote them here a lot - no affiliation, but its the only supplychain insight I have yet found. While they are great - I am not pushing them if has other resource)

Anyway, the point of me speaking on Import Yeti - is if you have a company shipping physical goods (like the Avacado matress advertised on your site - see who their back-end suppliers are - and then you can see to whom such suppliers are providing goods... and then you can see what other vendors of products from that supplier either claim, refute, etc -- you can extrapolate....)

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>>>Rigorous Research: We dive deep into brand ingredient/material lists, certifications, and production processes to ensure zero microplastic presence.

A law should be required for all shipping bills https://en.wikipedia.org/wiki/Bill_of_lading

- (this is also for those who just dont know about shipping )

But find a way where the bills of lading must require from each a document of material constituents for a given shipment by %....

Look at the rubber ducky, or the ships sinking carrying thousands of cars (made of thousands of plastics) etc....

So one could ostensibly track shipments based on an updated digital bill of lading claiming how much plastic is coming from who to whom...

However - You will always lose these battles due to human trafficking of everything

So - track the sources distributors of plastics and who THEIR largest customers are.

Lets explore for a second:

https://wits.worldbank.org/CountryProfile/en/Country/CHN/Yea...

So we have china exproting to these countries, which are the