A peak expiratory flow rate (PEFR) measures how effectively you exhale. Also called a peak flow meter, this handheld device helps you document the amount of air and the speed at which you can ...
A peak flow meter is an inexpensive, portable, handheld device for those with asthma that is used to measure how well air moves out of your lungs. Measuring your peak flow using this meter is an ...
TA Instruments has introduced a range of instruments for the accurate measurement of heat transfer properties in a wide range of materials. The DTC-25 and DTC-300 thermal conductvitity meters provide ...
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