The product should be cleaned by dry brush or cloth but not by any liquid when covered in dust.

本品表面有灰尘时应采用干毛刷或干布块清扫，不可用任何一种液体擦洗。

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So should avoid latex coatings and polyurethane resin coating and construction, had better be in polyurethane resin coating completely dry brush again latex coating, can avoid the yellow phenomenon.

因此应避免乳胶涂料和聚氨酯树脂涂料同时施工，最好是在聚氨酯树脂涂料完全干燥后再刷乳胶涂料，可避免泛黄现象。

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They are also setting backfires to clear away dry brush, and using helicopters and airplanes to drop water and fire retardant.

VOA: standard.2009.09.01

Kollie says news of Jackson's death spread like a dry brush fire.

VOA: standard.2009.06.26

The flames were chewing thick, dry brush that hasn't been burned in about a dozen years.

NPR: Southern Calif Wildfire Explodes In Size Overnight

Most of the dry brush had already been scorched by the wildfire but hundreds of hot spots were still firing up.

CNN: Wildfire ravages home but spares family roosters

The fire, which is fueled by dry brush and trees, was 30% contained Monday -- threatening structures and prompting an unspecified number of evacuations.

CNN: STORY HIGHLIGHTS