Gadzira shanduro yakaoma zvikuru yemutsara uyu Kubudiswa kwezvinhu zvinotonhorera zvechloromethane kwakakonzera chepfu yetsinga dzomukati mumhepo inodzokorora mukati memabasa akanyudzwa.
Chokwadika, shanduro yakaoma kunzwisisa zvikuru yemutsara wacho ndeiyi "Kutepuka kwezvinhu zvinotonhorera zvechloromethane kwakaparira chepfu yetsinga huru mumhepo inodzokororwa mukati memibato yakanyudzwa uye vanenge vafambisi vengarava gumi navaviri vakafa vari mungarava '' Archimede '".