Dust with Gust to easily remove dust, dirt and contaminants from hard to reach areas or delicate surfaces. The compressed gas in Gust will not harm glass, metals, plastics, rubber or hardware when used as directed. Helps clean computers, electronics, cameras, tools and precision instruments. Gust's variable pressure trigger lets you control the dusting pressure from a blast to a breath. Can be sprayed from any angle, even upside down.