Description Detects any gas leak in just a few seconds on all types of tubing, valve, cylinders, pressurized tanks, or any system under air, gas or oxygen pressure. May be used at temperatures between -50 to +160 degrees Fahrenheit. Non-toxic, biodegradable, user friendly, non-corrosive and non-irritating to most skin. WARNING: This product can expose you to chemicals including Lead which is known to the State of California to cause cancer, birth defects or reproductive harm and Butyl Benzyl phthalate (BBP) which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov