Видео ютуба по тегу Worldsweeper.com

Sweeping Removes Phosphorus for as Little as $100/lb
Sweeping Removes Phosphorus for as Little as $100/lb
WorldSweeper.com's Award of Excellence 2008
WorldSweeper.com's Award of Excellence 2008
WorldSweeper.com's 2011 Award of Excellence in Power Sweeping Ceremony
WorldSweeper.com's 2011 Award of Excellence in Power Sweeping Ceremony
WorldSweeper.com's 2009 Award of Excellence Presentation
WorldSweeper.com's 2009 Award of Excellence Presentation
Allan Heydorn Wins WorldSweeper.com's Award of Excellence in Power Sweeping for 2010
Allan Heydorn Wins WorldSweeper.com's Award of Excellence in Power Sweeping for 2010
WorldSweeper/World Sweeping Association 2019 Award of Excellence in Power Sweeping
WorldSweeper/World Sweeping Association 2019 Award of Excellence in Power Sweeping