You'd have to know what pigments he used, in other words, what ingredients he used to make different colors of paint, because the ingredients used in paints and binding agents have changed over time.

你要知道他使用了什么颜料，换句话说，他用了什么原料来制造不同颜色的油漆，因为油漆中使用的原料和结合剂都随着时间的推移而改变。

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Duraboard products are manufactured using a combination of both organic and inorganic binding agents.

Duraboard产品采用有机与无机粘合剂组合生产。

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Preference is given to the use with compounds containing hydraulic binding agents, particularly as a water-retaining agent.

优选使用含有水力粘合剂的化合物，特别是用作保水剂。

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Ploughing, and some fertilisers can help farmers reduce plants' uptake of the dangerous elements, and binding agents can be added to animal feed to reduce their uptake from the gut, he added.

BBC: Fukushima fallout fears over Japan farms