What is tinplate? Are printed tins safe for food?

Tinplate is the steel electrolytically coated with a fine layer of tin for tin protective purposes. Tinplate is a high quality safe packaging material for food items. such as cookies candies, chocolate, etc.

A food grade lacquer is coated on the inside of the tin to prevent corrosion and interaction of the tin with the food product and thus make it suitable for food storage.