Maybe. Safe of ingestion means we have to know what happens in the body. Some plastics just pass right through and are safe; some biodegradable things are good food for the body. Some biodegradable things degrade to something harmful, and some plastics do get absored into the body and are harmful.
And made from petroleum with many interesting additives does mean safe for human ingestion I suppose?
Maybe. Safe of ingestion means we have to know what happens in the body. Some plastics just pass right through and are safe; some biodegradable things are good food for the body. Some biodegradable things degrade to something harmful, and some plastics do get absored into the body and are harmful.