英语翻译我已经测试过这些样板,现在有2个问题:这三款产品如果连续释放蒸汽超过40秒就会有水从熨斗喷出来.你们认为这种情况

I have tested these samples and now I have 2 questions:
These three products,if release steam for more than 40 seconds there will be water from the iron.What do you think this kind of situation is normal?
Use water to do the test?Distilled water or ordinary tap water?