The present disclosure provides methods to produce para-xylene, toluene, and other compounds from renewable sources and ethylene in the presence of a catalyst. The brush comprises a gripping handle and is preferably constructed of a pliable hard rubber compound and further comprises a plurality of conical scrubbing protrusions along a bottom surface. After deposition, the substrate is subjected to heat treatment and irradiated with UV light in order to stabilize the layer system. A display is powered on in response to determining the display is off.