Qhov zoo thiab qhov tsis zoo ntawm UV rays

Qhov zoo thiab qhov tsis zoo ntawm UV rays

UV zoo:

1) Disinfection thiab sterilization;

2) Txhawb kev txhim kho pob txha;

3) Zoo rau cov ntshav xim;

4) Qee zaus, nws tuaj yeem kho qee yam kab mob ntawm daim tawv nqaij;

5) Nws tuaj yeem txhawb cov metabolism hauv cov ntxhia thiab vitamin D tsim hauv lub cev.

UV Disadvantages:

1) Kev laus ntawm daim tawv nqaij thiab ua rau wrinkles;

2) Tsim cov chaw;

3) Ua rau dermatitis;

4) Ua rau mob qog noj ntshav.