Types Of Non-Pressure Welding

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nozzle = a cylindrical or round spout at the end of a pipe, hose, or tube used to control a jet of gas or liquid

spout = a tube or lip(=opening) projecting from a container, through which liquid can be poure
EFL subset that concentrates more on language in context than on grammar and language structures. It covers topics from accounting or computer science to tourism and business management. "Specific" means the studying through a field that is already known and relevant to a student.