NgoDisemba 13, 2013, imigwaqo yase EParis babengcoliswe njengegumbi elingamamitha-skwele angama-20 elinababhemayo abayisishiyagalombili. Inhlokodolobha ibihamba ngesiqephu se- ukungcola aminyene ngokweqile, ngenxa yomgwaqo, ukushisa nemisebenzi yezimboni. Ngo-18 ntambama, isibhakabhaka sethule izigidi eziyisithupha izinhlayiya kulungile ilitha ngalinye lomoya, liphindwe izikhathi ezingama-30 kunokujwayelekile. Isimo seParis sasifana naleso se- ukubhema ukwenziwa.
Le mininingwane engashicilelwe yenziwe yaziwa emphakathini ngoMsombuluko, Novemba 24, futhi yatholakala ngenxa yebhola laseParis, elifakwe epaki André Citroën, esiFundeni 15, ekwazi ukuqhubeka ukukala i- nanoparticles ekhona emoyeni. Lezi izinhlayiya singezi, Ububanzi bawo bungaphansi kwamamitha ayi-0,1, okuyingozi kakhulu empilweni yomuntu, ngoba angena ajule emaphashini, angene ukugeleza sanguine futhi zingafinyelela ezitsheni zenhliziyo.
Fina o singezi, lezi zinhlayiya zihlukaniswa kusukela ngonyaka we-2012 yi-World Health Organisation (WHO), njenge-carcinogenic (lung, bladder). Lokhu kungadala izifo kwenhliziyo nesifuba somoya. Banomthelela nasekuzalweni futhi babeka abesifazane abakhulelwe engcupheni ephezulu yokuzala izingane ezinesisindo esiphansi. I- WHO ilinganisela ukuthi abantu abangaphezu kwezigidi ezi-2 emhlabeni wonke bafa unyaka nonyaka ngenxa yokuhogela izinhlayiya kulungile emoyeni, ngenxa ye- ukungcola umkhathi ngokwejwayelekile.