Refrigerant analyzers or identifiers are being discussed. Technician A says if the analyzer displays "R-134a," then the refrigerant is 98 percent pure. Technician B says if "HC" is displayed, then the refrigerant is flammable. Who is correct?

What makes thermal imaging cameras useful? they can detect differences in color. they can detect differences in wave speeds. they can detect differences in temperature. they can detect mechanical waves.

Iwill give 30 points to whoever answers ! what is the formula for actual mechanical advantage and ideal mechanical advantage?

The government has declared that a hurricane is likely to hit the east coast. which government division is part of acf and provides guidance to citizens? a. job opportunities for low-income individuals b. office of human services emergency preparedness and response c. assets for independence d. low-income home energy assistance program