Ntlha e e Kwa Tlase
a Re dirisitse polelwana e e reng “go tshwenngwa thata ke dikhemikale tse di farologaneng” ka gonne e le yone e e dirisiwang thata. Le fa go ntse jalo, go na le dipolelwana tse dingwe tse dintsi, go akaretsa “bolwetse jwa tikologo” le “chemical hypersensitivity syndrome.” Fano polelwana e e reng “sensitivity” e bolela go tshwenngwa ke dikhemikale ka selekanyo se go bonalang di sa tshwenye bontsi jwa batho ka sone.