Fashewar Shenhai-Hujja
U.S. Hukumar Kare Muhalli (EPA) A halin yanzu yana gudanar da bincike kan alakar butadiene da ciwon daji.
Bugu da kari, Hukumar EPA ta tsara wani daftarin tsari don daidaita tarwatsa benzene, gano a matsayin carcinogen. The agency asserts that substantial data exist demonstrating that butadiene, along with its synthetic rubber manufacturing process, significantly endangers human health.