black542's Activity (4)
black542 added a news bookmark.The exponential growth in skyscrapers worldwide, most of which feature large glass panes to highlight the breathtaking views, has led to a high demand for window washers. Though...Almost 2 years ago
black542liked a comment in Meet Ozmo, The Environmentally-Friendly Window Cleaning Robot.Almost 2 years ago
black542 is not following anyone yet.
black542 does not have any followers yet.