Phawula:
1. Nceda Vumela ukuba ± 0-3mmme umahluko ngenxa yemilinganiselo yencwadana yemigaqo.
2.Umfundi wemifanekiso yokudubula, iifoto zinokungabonisi imibala eyinyani, phantsi kwemveliso yokwenene.
Imfuneko yokugcina
1. Sukubeka iimeko zokupakisha imveliso amaxesha ngamaxesha okuthintela umonakalo kwipakethi yangaphandle
2. Gcina iqondo lobushushu eliphakathi kwe--5 ° C kunye ne-30 ° C kunye nomswakami ongezantsi kwe-60%
I-3. IXESHA LOKUGQIBELA
4. Sukufaka imveliso kufutshane neekhemikhali ukuthintela ukungabikho kwemveliso