Oil painting varnish - Oil painting varnish

…The air in hot springs, exhaust air, and other polluting air are all sources of contamination, as well as insect droppings and smoking. Apply oil painting varnish as thinly and evenly as possible with a soft brush or spray. If the varnish is applied unevenly, yellowing will be noticeable. …

*Some of the terminology that refers to "oil painting varnish" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…温泉地の空気，排気等の汚染空気はもちろん，昆虫のふん，喫煙なども汚染の原因となる。油絵用ニスを柔らかい刷毛かスプレーでできる限り薄くかつ均一に塗る。むらがあると黄化が目立つ。…

※「油絵用ニス」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報