Cigarette smoke seeps into everything—clothing,furniture,rugs.~1 Now,researchers at the University of California,Riverside^2,suggest that even this third-hand smoke(THS)can be harmful to our health.In the study,publi...Cigarette smoke seeps into everything—clothing,furniture,rugs.~1 Now,researchers at the University of California,Riverside^2,suggest that even this third-hand smoke(THS)can be harmful to our health.In the study,published in Clinical Science,researchers exposed mice to similar levels of smoke found in smokers’homes.After six months,the mice showed cell damage in展开更多
文摘Cigarette smoke seeps into everything—clothing,furniture,rugs.~1 Now,researchers at the University of California,Riverside^2,suggest that even this third-hand smoke(THS)can be harmful to our health.In the study,published in Clinical Science,researchers exposed mice to similar levels of smoke found in smokers’homes.After six months,the mice showed cell damage in
文摘The Swiss are the world's keenest railway users. The distance covered by rail passengers in 2005 amounted to 2,039km for every person in the country,
