everything ok to use?

[cholacat]

After an extensive search with no results here's my question:
Are there any material you shouldn't use for feed or water containers?

 

[Duckopolis]

Don't use cheap plastic as it could contain harmful chemicals.

 

[Blooie]

After an extensive search with no results here's my question:
Are there any material you shouldn't use for feed or water containers?

And if you are using ACV in the water don't use metal. (Apple Cider Vinegar, with the "mother")