Can 46min Which of the following devices can help visually determine the moisture content filter drier sight glass accumulator metering device

## Step 1<br />The problem is asking us to identify which device among the given options can help visually determine the moisture content in a system. The options provided are: filter drier, sight glass, accumulator, and metering device.<br /><br />## Step 2<br />A filter drier is a device that removes contaminants from the refrigerant. It does not provide a visual indication of the moisture content.<br /><br />## Step 3<br />A sight glass is a transparent tube that allows the operator to visually inspect the state of the refrigerant. It can show the presence of bubbles, which indicate the presence of moisture.<br /><br />## Step 4<br />An accumulator is a storage tank for refrigerant. It does not provide a visual indication of the moisture content.<br /><br />## Step 5<br />A metering device regulates the flow of refrigerant into the evaporator. It does not provide a visual indication of the moisture content.