http://hl-engineering.co.uk/wp-content/uploads/2017/05/HL-engineering-1-star-and-industrial-solutions.jpg00adminhttp://hl-engineering.co.uk/wp-content/uploads/2017/05/HL-engineering-1-star-and-industrial-solutions.jpgadmin2020-10-04 23:01:002020-10-04 23:01:00PPE could be safely decontaminated and reused to conserve supplies and save waste, say engineers