How to detect a gas leak

People don’t often look back on the early 1900’s for advice, but what if we could actually learn something from the Lost Generation?
通常人们不会为了求取生活妙方而去回顾20世纪初的年代,不过如果那个“垮掉的一代”真的能对我们有所助益呢?
The New York Public Library has digitized 100 “how to do it” cards found in cigarette boxes over 100 years ago, and the tips they give are so practical that millennials reading this might want to take notes.
纽约公共图书馆将一组100多年前的香烟盒上的“生活妙招”卡片进行了数字化处理,这些卡片上的小贴士实在太实用了,二十一世纪的我们看到了也会多加留意!

How to Detect Escaping Gas
如何检测煤气泄漏
There is always a danger in trying to locate an escape of gas with a light. The method shown in the picture, however, is free from risk and quite reliable. Paint strong soap solution on the suspected length of pipe and the gas will then cause bubbles at the escaping point, which can be dealt with at once.
用手电筒寻找煤气管道上泄漏的位置往往存在安全风险。图中所示的方法则并无风险,而且十分可靠。在疑似泄漏的煤气管道上涂一层厚厚的肥皂液,漏气口的气体就会产生肥皂泡,可以及时加以修复。

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