If risk of scalding means the price can be reduced to a point to where every ambulance or high-speed paramedic car can have one, then it is worth it. If it mean

If risk of scalding means the price can be reduced to a point to where every ambulance or high-speed paramedic car can have one, then it is worth it. If it means that every back-water third-world doctor can have one, great. Sometimes knowing if a patient has internal bleeding, and where, is worth the risk.