After studying the literature, Wei had found that almost all of the techniques applied could be understood under an umbrella: Introducing a layer of porous material into the system could deter dendrites from collecting on the anode. (sciencedaily.com)
Perches, swings and ladders need to be washed or scraped clean regularly, and those made of porous materials like wood or rope replaced every six months. (petbusiness.com)
Other highlights of the interior are the new BMW M2 trim strip with surfacing in porous carbon fiber and Alcantara for the door cards and parking brake lever gaiter. (bmwblog.com)