Invention Grant
US08418537B1 Device and method for detecting the presence of corrosive material in drywall 失效
用于检测干墙中腐蚀性物质的存在的装置和方法

Device and method for detecting the presence of corrosive material in drywall
Abstract:
A method for detecting the presence of corrosive material in drywall utilizing a testing device having a metal pin for insertion in the drywall, where the pin forms a visible layer when it reacts with corrosive materials in the drywall.
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