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citronella
citronella
最后更新： 2021-03-18
使用频率： 1
质量：
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metal coins and scripts are soaed in suitable chemicals for half and hour and cleaned and stored in parafinn sealed packs. on palm leaves words are carved by using wooden pen and other materials. after long period words become faint and we can't read them easily. use of lemon grass and citronella oil make them clear and readable. paper scripts are cleaned with soft brush and treated with variety of herbal pesticides. they are laminated and kept in air conditioned environment for long term preservation.
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最后更新： 2017-03-26
使用频率： 1
质量：
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