Dab tsi yog qhov iab tshaj plaws hauv ntiaj teb?

Peb cov saj yog "qaub, kub, iab, ntsev thiab qab zib", yog li dab tsi yog qhov iab tshaj plaws hauv ntiaj teb? Raws li kev tshawb fawb cuam tshuam, qhov iab tshaj plaws uas paub hauv khw yog Denatonium Benzoate, tseem hu ua Denatonium.

Taw qhia

Denatonium tau tshawb pom nyob rau xyoo 1958 los ntawm Scottish tus kws tshawb fawb Macfarlan Smith Nws yog ib qho tshuaj sib xyaw ua ke iab.

Daim ntawv thov

1. Nws yog siv rau hauv kev lag luam cawv kom tsis txhob muaj kev sib tsoo thiab kev them se raws li dej cawv.

2. Nws yog siv rau hauv cov kua los yog cov khoom uas tsim kev puas tsuaj rau tib neeg lub cev kom tsis txhob raug kev raug mob.

3. Nws yog siv rau hauv cov khoom siv hauv kev lag luam thiab cov khoom ua si roj hmab kom tsis txhob cuam tshuam los ntawm cov menyuam yaus.

Kev noj tshuaj

Raws li kev tawm tswv yim thiab cov kev tshawb fawb cuam tshuam thaum qhov concentration ntawm cov tshuaj aqueous nce mus txog 0.003 feem pua, cov saj yog unbearable, thiab nws yuav siv tau raws li ib tug aversive agent thiab antifeedant.

Yog tias koj xav paub ntau ntxiv txog cov khoom no, thov hu rau peb dawb.