Laboratory Tongs Information
Laboratory tongs are large pincers for grasping and lifting vessels of heat-resistant material used in high temperature chemical reactions. Tongs differ in shape are designed to pick up laboratory items including, hot evaporating dishes, beakers, crucibles, and other laboratory apparatuses. The main type of laboratory tongs are Crucible tongs, Beaker tongs, and Utility tongs. The majority of laboratory tongs are made from: stainless steel, steel, and combined steel materials such as nickel-plated or cadmium-plated steel. Laboratory tongs can come with or without a protective sleeve which is made from plastic.
The video below explains the difference between the crucible and beaker tongs.
Beaker vs. Crucible Tongs
Video Credit: Zach French
Crucible tongs are welded steel tools used to lift a hot crucible from a furnace or for other items which cannot be handled with bare hands. Crucible tongs may also be used to prevent any inaccuracies regarding mass measurements as any moisture or oil will affect the readings and accuracy.
Beaker tongs are best used to hold a hot beaker.