Mark Tennent, client director at Zonitise, holding its latest laundry additive product - Credit: Zonitise A family-owned firm which has just launched a germ-killing laundry product says it has seen an explosion in sales of its sanitising products since the start of the coronavirus pandemic. Zonitise, which is based in Lowestoft, has launched a laundry additive which it claims eliminates germs and odour-causing bacteria on clothes between washes, providing up to one month’s protection. The £7m turnover biotech cleaning company — which makes professional antimicrobial coating treatments ...