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etchant in a sentence

Example sentences for etchant

The resist layer selectively protects the circuit areas from etchant whereas the remaining copper foil is etched away.
Currently, hazardous oxidants such as chlorine are used to regenerate this etchant.
Three respondents indicated that they use this technology to process spent micro-etchant.
To achieve this bond the tooth must be prepared with an acid etchant.
Etchant that is sent off-site is processed to recover the copper and regenerate the etchant for reuse.
Knowledge of procedure for applying etchant to tooth surfaces.
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