This instrument is used to test beverage or product for CO2 gas and air content in either glass or PET containers and cans. It is automatically adjustable to various size bottles and cans and is available in either one or two litre sizes. Two standard pressure/temperature relationship charts are furnished with the instrument for the determination of volumes of CO2 gas in alcoholic and non-alcoholic beverages. The instrument is equipped with a dual scale pressure gauge (0-60 psi and & 0-4.2 kg/cm2) and an adjustable 2" dual scale dial thermometer (25.125℉ & -5/55℃). This piercing device is also equipped with a 100cc burette that measures up to 25cc's of the product's air content.