Describe the feature you have in mind.

asbestos is similar to lead in how dangerous it is to extract. when mined moved sprinted on jumped on place and exploded, it produces a cloud is dust the infects "lung damage" an effect that lowers your attack damage, mining speed and regeneration speed and speeds up air consumption. it can be used to make concrete and insulation., and a asbestos tnt

asbestos caves are a cave biome full of asbestos and dust and and asbestos themed mob

Does this solve a particular problem?

no, asbestos solves no problems it only makes more :3