Willow warning: Catkins are pretty, but carry potential health risks

Updated: 2016-04-09 11:59

(chinadaily.com.cn)

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Willow warning: Catkins are pretty, but carry potential health risks

Pedestrians have nowhere to hide as the white stuff drifts in the air in Hangzhou, Zhejiang province, April 8, 2016.[Photo/CFP]

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