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European Union Election Results 12am - 4am
19 December 2017, 16:28
Mystery Hour Question
When I’m walking my dog in Richmond Park, I often notice huge growths on the side of trees. How are they formed?
Answer ** Definitive **
Name: Andrew, Newcastle
Qualification: Woodturner and woodworker
Answer: They are caused by a deformation in the grain when the tree is growing. It can be as a result of trauma or fungus growth.