Uruzitiro rwo hejuru

Uruzitiro rwa Top Top nuruzitiro nyamukuru rwumutekano rusange rushyirwa mu Bwongereza no mu muryango w’ubumwe bw’ibihugu by’Uburayi. Buri kibaho cyuzuye gishyuha cyuzuye gishyushye nyuma yo gusudira, hamwe nuburinganire bwa zinc byibuze bwa 60μm. Kurangiza-gusa kurangiza biremewe kubibanza byimbere mu gihugu hamwe nimishinga iciriritse.