Heat a piece of resin in a metal lid. Do you recognize an evaporating substance by its smell?

Heat a piece of resin in a metal lid. Do you recognize an evaporating substance by its smell? Check if you can use the yellowish substance left after the resin has warmed up when soldering.

When the resin is heated, a volatile substance is formed – turpentine (smells) and a solid rosin, which is used for brazing.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.