Besmear after coating moisture volatilizes then becomes rubber shape of elastomer waterproof layer.

涂刷后，涂膜水分挥发后即成为橡胶状弹性体的防水层。

The gas that volatilizes as to the plant can cause cancer, still do not have clear conclusion at present.

至于植物挥发的气体会不会致癌，目前还没有明确的结论。

When using color staining, moisture volatilizes slower, dyeing uniformity, and the price is low, easy to use.

用水色染色时，水分挥发较慢，染色均匀，且价格低，使用方便。