<https://labsociety.com/lab-equipment/vacuum-take-off-adapter/#webpage>
<http://schema.org/description>
"Vertical Vacuum Take-Off Adapter from Chemglass - Vertical Vacuum Take-Off Adapters are used to add a vacuum line to a set-up that previously had none."
<https://labsociety.com/lab-equipment/vacuum-take-off-adapter/>