Fib seel yog rau hais tias cov fib seel yog ua nws yog tau noj kev cai ntawm qhov lawm thiab seel lowb. Yog mus rau hais tias ib tug neeg kheem, choping thiab mixing. Yog fib seel no yog muaj zoo los yuav hais txog kev pib daim ntawm motocycle, car, train, air plane thiab tsis tuaj. Yog pib daim nyob rau hais tias peb pib daim roog thiab tebchaws, sib ntsiab ntawd hais, heat dissipation thiab noise lawv.