photovoltaic transportation pervert sound matter into exposure / electrical matter
photolithography_semiconductor is exposure. audio_visual_ip_device is tangible_thing. photoresist_exposure is semiconductor_wafer_processing. indecent_exposure is physical_information_transfer. sound is physical_phenomenon. ear_protection_gear is physical_impact_buffer. exposure is light_unit. sound is energy. electronic_noise is physical_measurable_quantity.