A user needs to convert vacuum units. Navigate to the 'Vacuum units conversion' tool and identify at least three different types of units that can be converted using this tool.
Navigate to 'vacuum-guide.com'. Click on the 'Vacuum units conversion' link (ID 263). Once on the conversion page, identify and list at least three distinct vacuum units that the tool allows users to convert.
The agent successfully navigates to the 'Vacuum units conversion' page. The agent lists at least three different types of vacuum units available for conversion (e.g., mbar, Pa, Torr, atm, psi).