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