However, the purpose of magic has always been to ward off evil spirits, so it is better to use ceramics. After all, the soil attribute is the most bearing and guarding significance among the five elements.
What is unreasonable is that the resin is unlucky or something. Buddhists say that birds shit on Buddha's head, but they still have Buddha's nature; Taoism says that among all things, this bird droppings has a way. Not to mention your animal. Sincerity is the spirit.