Rubber tapping method having 100% intensity is

The rubber tapping method having 100% intensity is S₂d₂.
Rubber tapping is the process by which latex is collected from a rubber tree.
The latex is harvested by slicing a groove into the bark of the tree at a depth of one-quarter inch (6.4 mm) with a hooked knife and peeling back the bark.
Rubber tapping is not damaging to the forest, as it does not require the tree to be cut down for the latex to be extracted.