How to choose a good remedy for clox

Choices by composition Traditionally, all imported and domestic products most often refer to alkaline chemistry, but imports differ in a softer effect, $ it is therefore advisable to use them for both new and worn plastic tubes.$ Particular attention when choosing such household chemicals should be paid to its active substances listed on the label. … Read more

How to solder copper

Why copper is easy to solder Copper is a metal easily soldering. The surface of copper products is easy to clean from oxides and contaminants without using aggressive substances. A number of light and available metals and alloys have excellent adhesion (grip of surfaces) with copper. When soldering copper does not require expensive and complex … Read more