The splitting of a painting as described can be extremely dangerous. There are many problems to be solved that have nothing to do with Beva 371, before splitting a painting. This operation does not only depend on the strength of the adhesive. In fact an adhesive that has more cohesive strength than the paint itself could even be exceedingly dangerous, especially if it cannot be subsequently removed. Boissonnas's skill and dexterity were certainly a major factor in his success.