Much, if not most, of our messages in face to face contact are transmitted through paralanguage. These auxiliary communication techniques are highly culture bound. Communication with people from other societies or ethnic groups is fraught with the danger of misunderstanding if their culture and paralanguage is unknown to you or ignored.
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By the processing of sawdust briquette press machine, the briquettes have high density, high heat value, can be easily and conveniently used, stored or transported. The clean sawdust briquettes can replace fire wood, coal, natural gas, liquefied gas, etc. to be used in stove, boiler, drying stove, and so on for both industrial and home use.