Soap for Hope teaches at-risk communities to salvage hotel soap slivers and turn them into new soap bars. When you visit a hotel, do you ever wonder what happens to the small piece of soap you leave behind? The average hotel generates somewhere from three to six tons of solid soap waste per year. What if that soap could be diverted from the landfill and used to lift people out of extreme poverty and prevent sex trafficking? Well, that’s what Stefan Phang of Diversey’s Soap for Hope program is doing. Soap for Hope was piloted in Cambodia in October 2013. By September 2015, they have partnered with 300 hotel properties in…