It's clear to all readers they mean opium products, this isn't what peer review would focus on.
Also seems like a commonly used translation in India:
https://www.htsyndication.com/united-news-of-india/article/4...
Also seems like a commonly used translation in India:
https://www.htsyndication.com/united-news-of-india/article/4...
Thanks for the link. If thats the commonly used translation there, then that makes much more sense, and I see why they went with it. Learned something new today.