Soaps Soap is a mixture of sodium salts of various naturally occurring fatty acids. Air bubbles added to a molten soap will decrease the density of the soap and thus it will float on water. If the fatty acid salt has potassium rather than sodium, a softer lather is the result. Types of Soap: The type of fatty acid and length of the carbon chain determines the unique properties of various soaps.
However, in order to gain acceptance as a method of stress. management in the workplace, wearable sensors must be. minimally obtrusive, so that workers can perform their tasks. with complete freedom, and inconspicuous, to avoid. anxieties associated with wearing medical devices in public.
Testing Oxygen Sensors. For the ECU to control the AFR and keep it within tight limits, the oxygen sensor must be working properly. Failed or worn out oxygen sensors cause problems such as poor fuel economy, failed emission tests, failure of the catalytic converter and poor driveability.