Asbestos substitutes now include ceramic , carbon , metal , and aramid fibers , such as Twaron or Kevlar . Substitutes for asbestos now include ceramic , carbon , metallic and Aramid fibers , such as Twaron or Kevlar .
Pengganti asbestos kini termasuk seramik, karbon, logam, dan serat aramid, seperti Twaron atau Kevlar. Pengganti untuk asbestos kini termasuk seramik, karbon, logam dan serat Aramid, seperti Twaron atau Kevlar.