What is a cork borer?


Quick Answer

A cork borer is a metal tool often found in biology and chemistry laboratories. It is used for boring holes in corks or rubber stoppers to insert glass tubing. It consists of a plated tubing with precision ground cutting edges.

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Full Answer

Cork borers are also used in taking samples from trees for tree ring analysis and for obtaining samples for experiments where diameter is required. For instance, a cork borer is used in maintaining a constant surface area when testing the water potential of a potato. Other uses of a cork borer include punching holes in an agar plate, performing well diffusion essays in microbiology to study Bioactivity.

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