In Bahtsul Masail Kubro in 2014 at the Langitan Islamic Boarding School, it was emphasized that according to Imam Syafi'i, brushes made of sea urchins are unclean. The thing is, Pig bristles have many terms, one of which is China Bristles.
"Boar bristles are the cheapest to use brush materials than others. The cost of producing brushes is much more profitable than synthetic bristles. All you have to do is collect, clean, and cut. Especially if the brushes are produced in China, where the stock of pig skins is abundant," said Budhi Baskhara. , Tuban chemical expert and practitioner, as quoted by Langitan Magazine.
In addition to being used as a brush material, pig bristles can also be used as a toothbrush and make-up brush.
This is what Muslims should be wary of. This is because a sample of the Eterna branded brush that reads "China Bristles" to LPPOM MUI East Java is positive for sea urchins. Characteristic, when burned his shoulder stings.
For that, we should be wary of the toothbrush we use whether it contains China Bristles (sea urchins) or not.
According to Imam Syafii, if a brush made of sea urchin is used to paint a mosque, the paint will also become unclean and must be removed. Then, what if it is used as a toothbrush to brush our teeth? Beware