I-Screw Ground Vials ilungele ukufakwa kwemiphakathi ehlukahlukene yezemithi, amakhemikhali angezwe aphezulu, amakhemikhali amakhemikhali, izimonyo, ama-expeices kanye nokuhamba okuhle kakhulu kwemikhiqizo, futhi enokusebenza okuhle kakhulu kokubekelwa uphawu.
