University Chemistry ›› 2021, Vol. 36 ›› Issue (10): 2107105.doi: 10.3866/PKU.DXHX202107105

Special Issue: 化学科普(2021)

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The Tear-Gas Weapon of Onion Knight

Xiaoxiao Xing, Lijuan Qiu()   

  • Received:2021-07-28 Accepted:2021-09-03 Published:2021-09-30
  • Contact: Lijuan Qiu


This paper anthropomorphizes onions to explain why cutting onion can irritate eyes and introduce the methods to eliminate the irritation in the first person. It helps the audience to get acquaintance with the nutritive composition, the value of dietary therapy and the onion model.

Key words: Onion, Lacrimation, Healthcare, Onion model


  • G64