Lokacin amfani da firikwensin zafin jiki / mai watsawa, ana shigar da kara a cikin kwandon tsari kuma an fallasa shi zuwa matsakaicin da aka auna.A wasu yanayi na aiki, wasu abubuwan na iya haifar da lahani ga binciken, kamar su dakatar da tsayayyen barbashi, matsananciyar matsa lamba, yashwa, ...
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